第22章
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  Uptothistimewehavebeenaccustomedtoseetheerectionofahousebegunatthefoundationandbuiltupslowly,piecebypiece,ofsolidmaterials:firsttheouterframe,thenthefloorsandinnerwalls,followedbythestairways,andsoonuptotheputtingonoftheroof。Hence,itrequiresacompleterearrangementofmentalconceptionstoappreciateEdison\'sproposaltobuildahouseFROMTHETOPDOWNWARD,inafewhours,withafreelyflowingmaterialpouredintomolds,andinafewdaystotakeawaythemoldsandfindacompleteindestructiblesanitaryhouse,includingfoundation,frame,floors,walls,stairways,chimneys,sanitaryarrangements,androof,withartisticornamentationinsideandout,allinonesolidpiece,asifitweregravenorboredoutofarock。

  Tobringabouttheaccomplishmentofaprojectsoextraordinarilybroadinvolvesengineeringandmechanicalconceptionsofahighorder,and,aswehaveseen,thesehavebeenbroughttobearonthesubjectbyEdison,togetherwithanintimateknowledgeofcompoundedmaterials。

  Themainfeaturesofthisinventionareeasilycomprehensiblewiththeaidofthefollowingdiagrammaticsectionalsketch:

  Itshouldbefirstunderstoodthattheabovesketchisinbroadoutline,withoutelaboration,merelytoillustratetheworkingprinciple;andwhiletheuprightstructureontherightisintendedtorepresentasetofmoldsinpositiontoformathree-storyhouse,withcellar,noregulardetailsofsuchabuildingsuchaswindows,doors,stairways,etc。arehereshown,astheywouldonlytendtocomplicateanexplanation。

  Itwillbenotedthattherearereallytwosetsofmolds,aninsideandanoutsideset,leavingaspacebetweenthemthroughout。Althoughnotshowninthesketch,thereisinpracticeanumberofboltspassingthroughthesetwosetsofmoldsatvariousplacestoholdthemtogetherintheirrelativepositions。Intheopenspacebetweenthemoldsthereareplacedsteelrodsforthepurposeofreinforcement;

  whileallthroughtheentirestructureprovisionismadeforwaterandsteampipes,gas-pipesandelectric-lightwiresbeingplacedinappropriatepositionsasthemoldsareassembled。

  Atthecentreoftherooftherewillbenotedafunnel-

  shapedopening。Intothisthereisdeliveredbytheendlesschainofbucketsshownontheleftacontinuousstreamofaspecialfree-flowingconcretemixture。Thismixturedescendsbygravity,andgraduallyfillstheentirespacebetweenthetwosetsofmolds。Thedeliveryofthematerial——or“pouring,“asitiscalled——iscontinueduntileverypartofthespaceisfilledandthemixtureisevenwiththetipoftheroof,thuscompletingthepouring,orcasting,ofthehouse。Inafewdaysafterwardtheconcretewillhavehardenedsufficientlytoallowthemoldstobetakenawayleavinganentirehouse,fromcellarfloortothepeakoftheroof,completeinallitsparts,eventomantelsandpicturemolding,andrequiringonlywindowsanddoors,plumbing,heating,andlightingfixturestomakeitreadyforhabitation。

  Intheabovesketchtheconcretemixers,A,B,aredrivenbytheelectricmotor,C。Asthematerialismixeditdescendsintothetank,D,andflowsthroughatroughintoalowertank,E,inwhichitisconstantlystirred,andfromwhichitistakenbytheendlesschainofbucketsanddumpedintothefunnel-shapedopeningatthetopofthemolds,asabovedescribed。

  Themoldsaremadeofcast-ironinsectionsofsuchsizeandweightaswillbemostconvenientforhandling,mostlyinpiecesnotexceedingtwobyfourfeetinrectangulardimensions。Thesubjoinedsketchshowsanexteriorviewofseveralofthesemoldsastheyappearwhenboltedtogether,theintersectingcentralportionsrepresentingribs,whichareincludedaspartofthecastingforpurposesofstrengthandrigidity。

  Themoldsrepresentedabovearethoseforstraightwork,suchaswallsandfloors。Thoseintendedforstairways,eaves,cornices,windows,doorways,etc。,aremuchmorecomplicatedindesign,althoughthesamegeneralprinciplesareemployedintheirconstruction。

  Whilethephilosophyofpouringorcastingacompletehouseinitsentiretyisapparentlyquitesimple,thedevelopmentoftheengineeringandmechanicalquestionsinvolvesthesolutionofavastnumberofmostintricateandcomplicatedproblemscoveringnotonlythebuildingasawhole,butitsnumerousparts,downtotheminutestdetail。Safety,convenience,duration,andthepracticalimpossibilityofalteringaone-piecesoliddwellingarequestionsthatmustbemetbeforeitsconstruction,andthereforeEdisonhasproceededcalmlyonhiswaytowardthegoalhehaseverhadclearlyinmind,withutterindifferencetothecriticismsandjeersofthosewho,as“experts,“haveprofessedpositiveknowledgeoftheimpossibilityofhiscarryingoutthisdaringscheme。

  LISTOFUNITEDSTATESPATENTS

  ListofUnitedStatespatentsgrantedtoThomasA。Edison,arrangedaccordingtodatesofexecutionofapplicationsforsuchpatents。ThislistshowstheinventionsasMr。Edisonhasworkeduponthemfromyeartoyear1868

  NO。TITLEOFPATENTDATEEXECUTEDDATEEXECUTED

  90,646,ElectrographicVoteRecorder……Oct。13,1868

  1869

  91,527PrintingTelegraphreissuedOctober25,1870,numbered4166,andAugust5,1873,numbered5519……Jan。25,1869

  96,567ApparatusforPrintingTelegraphreissuedFebruary1,1870,numbered3820……Aug。17,1869

  96,681ElectricalSwitchforTelegraphApparatusAug。27,1869

  102,320PrintingTelegraph——PopeandEdisonreissuedApril17,1877,numbered7621,andDecember9,1884,numbered10,542……Sept。16,1869

  103,924PrintingTelegraphs——PopeandEdisonreissuedAugust5,1873

  1870

  103,035ElectromotorEscapement……Feb。5,1870

  128,608PrintingTelegraphInstruments……May4,1870

  114,656TelegraphTransmittingInstruments……June22,1870

  114,658ElectroMagnetsforTelegraphInstruments……June22,1870

  114,657RelayMagnetsforTelegraphInstruments……Sept。6,1870

  111,112ElectricMotorGovernors……June29,1870

  113,033PrintingTelegraphApparatus……Nov。17,1870

  1871

  113,034PrintingTelegraphApparatus……Jan。10,1871

  123,005TelegraphApparatus……July26,1871

  123,006PrintingTelegraph……July26,1871

  123,984TelegraphApparatus……July26,1871

  124,800TelegraphicRecordingInstruments……Aug。12,1871

  121,601MachineryforPerforatingPaperforTelegraphPurposes……Aug。16,1871

  126,535PrintingTelegraphs……Nov。13,1871

  133,841TypewritingMachine……Nov。13,1871

  1872

  126,532PrintingTelegraphs……Jan。31872

  126,531PrintingTelegraphs……Jan。17,1872

  126,534PrintingTelegraphs……Jan。17,1872

  126,528TypeWheelsforPrintingTelegraphs……Jan。23,1872

  126,529TypeWheelsforPrintingTelegraphs……Jan。23,1872

  126,530PrintingTelegraphs……Feb。14,1872

  126,533PrintingTelegraphs……Feb。14,1872

  132,456ApparatusforPerforatingPaperforTelegraphicUse……March15,1872

  132,455ImprovementinPaperforChemicalTelegraphs……April10,1872

  133,019ElectricalPrintingMachine……April18,1872

  128,131PrintingTelegraphs……April26,1872

  128,604PrintingTelegraphs……April26,1872

  128,605PrintingTelegraphs……April26,1872

  128,606PrintingTelegraphs……April26,1872

  128,607PrintingTelegraphs……April26,1872

  131,334RheotomesorCircuitDirectors……May6,1872

  134,867AutomaticTelegraphInstruments……May8,1872

  134,868ElectroMagneticAdjusters……May8,1872

  130,795ElectroMagnets……May9,1872

  131,342PrintingTelegraphs……May9,1872

  131,341PrintingTelegraphs……May28,1872

  131,337PrintingTelegraphs……June10,1872

  131,340PrintingTelegraphs……June10,1872

  131,343TransmittersandCircuitsforPrintingTelegraph……June10,1872

  131,335PrintingTelegraphs……June15,1872

  131,336PrintingTelegraphs……June15,1872

  131,338PrintingTelegraphs……June29,1872

  131,339PrintingTelegraphs……June29,1872

  131,344UnisonStopsforPrintingTelegraphs。June29,1872

  134,866PrintingandTelegraphInstruments……Oct。16,1872

  138,869PrintingTelegraphs……Oct。16,1872

  142,999GalvanicBatteries……Oct。31,1872

  141,772AutomaticorChemicalTelegraphs……Nov。5,1872

  135,531CircuitsforChemicalTelegraphs……Nov。9,1872

  146,812TelegraphSignalBoxes……Nov。26,1872

  141,773CircuitsforAutomaticTelegraphs……Dec。12,1872

  141,776CircuitsforAutomaticTelegraphs……Dec。12,1872

  150,848ChemicalorAutomaticTelegraphs……Dec。12,1872

  1873

  139,128PrintingTelegraphs……Jan。21,1873

  139,129PrintingTelegraphs……Feb。13,1873

  140,487PrintingTelegraphs……Feb。13,1873

  140,489PrintingTelegraphs……Feb。13,1873

  138,870PrintingTelegraphs……March7,1873

  141,774ChemicalTelegraphs……March7,1873

  141,775PerforatorforAutomaticTelegraphs……March7,1873

  141,777RelayMagnets……March7,1873

  142,688ElectricRegulatorsforTransmittingInstruments……March7,1873

  156,843DuplexChemicalTelegraphs……March7,1873

  147,312PerforatorsforAutomaticTelegraphyMarch24,1873

  147,314CircuitsforChemicalTelegraphs……March24,1873

  150,847ReceivingInstrumentsforChemicalTelegraphs……March24,1873

  140,488PrintingTelegraphs……April23,1873

  147,311ElectricTelegraphs……April23,1873

  147,313ChemicalTelegraphs……April23,1873

  147,917DuplexTelegraphs……April23,1873

  150,846TelegraphRelays……April23,1873

  160,405AdjustableElectroMagnetsforRelays,etc……April23,1873

  162,633DuplexTelegraphs……April22,1873

  151,209AutomaticTelegraphyandPerforatorsTherefor……Aug。25,1873

  160,402SolutionsforChemicalTelegraphPaperSept。29,1873

  160,404SolutionsforChemicalTelegraphPaperSept。29,1873

  160,580SolutionsforChemicalTelegraphPaperOct。14,1873

  160,403SolutionsforChemicalTelegraphPaperOct。29,1873

  1874

  154,788DistrictTelegraphSignalBox……April2,1874

  168,004PrintingTelegraph……May22,1874

  166,859ChemicalTelegraphy……June1,1874

  166,860ChemicalTelegraphy……June1,1874

  166,861ChemicalTelegraphy……June1,1874

  158,787TelegraphApparatus……Aug。7,1874

  172,305AutomaticRomanCharacterTelegraph……Aug。7,1874

  173,718AutomaticTelegraphy……Aug。7,1874

  178,221DuplexTelegraphs……Aug。19,1874

  178,222DuplexTelegraphs……Aug。19,1874

  178,223DuplexTelegraphs……Aug。19,1874

  180,858DuplexTelegraphs……Aug。19,1874

  207,723DuplexTelegraphs……Aug。19,1874

  480,567DuplexTelegraphs……Aug。19,1874

  207,724DuplexTelegraphs……Dec。14,1874

  1875

  168,242TransmitterandReceiverforAutomaticTelegraph……Jan。18,1875

  168,243AutomaticTelegraphs……Jan。18,1875

  168,385DuplexTelegraphs……Jan。18,1875

  168,466SolutionforChemicalTelegraphs……Jan。18,1875

  168,467RecordingPointforChemicalTelegraphJan。18,1875

  195,751AutomaticTelegraphs……Jan。181875

  195,752AutomaticTelegraphs……Jan。19,1875

  171,273TelegraphApparatus……Feb11,1875

  169,972ElectricSignallingInstrument……Feb24,1875

  209,241QuadruplexTelegraphRepeatersreissuedSeptember23,1879,numbered8906……Feb24,1875

  1876

  180,857AutographicPrinting……March7,1876

  198,088TelephonicTelegraphs……April3,1876

  198,089TelephonicorElectroHarmonicTelegraphs……April3,1876

  182,996AcousticTelegraphs……May9,1876

  186,330AcousticElectricTelegraphs……May9,1876

  186,548TelegraphAlarmandSignalApparatus……May9,1876

  198,087TelephonicTelegraphs……May9,1876

  185,507ElectroHarmonicMultiplexTelegraph。Aug。16,1876

  200,993AcousticTelegraph……Aug。26,1876

  235,142AcousticTelegraph……Aug。26,1876

  200,032SynchronousMovementsforElectricTelegraphs……Oct。30,1876

  200,994AutomaticTelegraphPerforatorandTransmitter……Oct。30,1876

  1877

  205,370PneumaticStencilPens……Feb。3,1877

  213,554AutomaticTelegraphs……Feb。3,1877

  196,747StencilPens……April18,1877

  203,329PerforatingPens……April18,1877

  474,230SpeakingTelegraph……April18,1877

  217,781SextuplexTelegraph……May8,1877

  230,621AddressingMachine……May8,1877

  377,374Telegraphy……May8,1877

  453,601SextuplexTelegraph……May31,1877

  452,913SextuplexTelegraph……May31,1877

  512,872SextuplexTelegraph……May31,1877

  474,231SpeakingTelegraph……July9,1877

  203,014SpeakingTelegraph……July16,1877

  208,299SpeakingTelegraph……July16,1877

  203,015SpeakingTelegraph……Aug。16,1877

  420,594QuadruplexTelegraph……Aug。16,1877

  492,789SpeakingTelegraph……Aug。31,1877

  203,013SpeakingTelegraph……Dec。8,1877

  203018TelephoneorSpeakingTelegraph……Dec。8,1877

  200521PhonographorSpeakingMachine……Dec。15,1877

  1878

  203,019CircuitforAcousticorTelephonicTelegraphs……Feb。13,1878

  201,760SpeakingMachines……Feb。28,1878

  203,016SpeakingMachines……Feb。28,1878

  203,017TelephoneCallSignals……Feb。28,1878

  214,636ElectricLights……Oct。5,1878

  222,390CarbonTelephones……Nov。8,1878

  217,782DuplexTelegraphs……Nov。11,1878

  214,637ThermalRegulatorforElectricLights。Nov。14,1878

  210,767VocalEngines……Aug。31,1878

  218,166MagnetoElectricMachines……Dec。3,1878

  218,866ElectricLightingApparatus……Dec。3,1878

  219,628ElectricLights……Dec。3,1878

  295,990Typewriter……Dec。4,1878

  218,167ElectricLights……Dec。31,1878

  1879

  224,329ElectricLightingApparatus……Jan。23,1879

  227,229ElectricLights……Jan。28,1879

  227,227ElectricLights……Feb。6,1879

  224。665AutographicStencilsforPrinting……March10,1879

  227。679Phonograph……March19,1879

  221,957Telephone……March24,1879

  227,229ElectricLights……April12,1879

  264,643MagnetoElectricMachines……April21,1879

  219,393DynamoElectricMachines……July7,1879

  231,704ElectroChemicalReceivingTelephone。July17,1879

  266,022Telephone……Aug。1,1879

  252,442Telephone……Aug。4,1879

  222,881MagnetoElectricMachines……Sept。4,1879

  223,898ElectricLamp……Nov。1,1879

  1880

  230,255ElectricLamps……Jan。28,1880

  248,425ApparatusforProducingHighVacuumsJan。281880

  265,311ElectricLampandHolderforSame……Jan。281880

  369,280SystemofElectricalDistribution……Jan。28,1880

  227,226SafetyConductorforElectricLights。March10,1880

  228,617BrakeforElectroMagneticMotors……March10,1880

  251,545ElectricMeter……March10,1880

  525,888ManufactureofCarbonsforElectricLamps……March10,1880

  264,649DynamoorMagnetoElectricMachines。March11,1880

  228,329MagneticOreSeparator……April3,1880

  238,868ManufactureofCarbonsforIncandescentElectricLamps……April25,1880

  237,732ElectricLight……June15,1880

  248,417ManufacturingCarbonsforElectricLights……June15,1880

  298,679TreatingCarbonsforElectricLights。June15,1880

  248,430ElectroMagneticBrake……July2,1880

  265,778ElectroMagneticRailwayEngine……July3,1880

  248,432MagneticSeparator……July26,1880

  239,150ElectricLamp……July27,1880

  239,372TestingElectricLightCarbons——EdisonandBatchelor……July28,1880

  251,540CarbonElectricLamps……July28,1880

  263,139ManufactureofCarbonsforElectricLamps……July28,1880

  434,585TelegraphRelay……July29,1880

  248423Carbonizer……July30,1880

  263140DynamoElectricMachines……July30,1880

  248,434GovernorforElectricEngines……July31,1880

  239,147SystemofElectricLighting……July31,1880

  264,642ElectricDistributionandTranslationSystem……Aug。4,1880

  293,433InsulationofRailroadTracksusedforElectricCircuits……Aug。6,1880

  239,373ElectricLamp……Aug。7,1880

  239,745ElectricLamp……Aug。7,1880

  263,135ElectricLamp……Aug。7,1880

  251,546ElectricLamp……Aug。10,1880

  239,153ElectricLamp……Aug。11,1880

  351,855ElectricLamp……Aug。11,1880

  248,435UtilizingElectricityasMotivePower。Aug。12,1880

  263,132ElectroMagneticRoller……Aug。14,1880

  264,645SystemofConductorsfortheDistributionofElectricity……Sept。1,1880

  240,678Webermeter……Sept。22,1880

  239,152SystemofElectricLighting……Oct。14,1880

  239,148TreatingCarbonsforElectricLights。Oct。15,1880

  238,098MagnetoSignallingApparatus——EdisonandJohnson……Oct。21,1880

  242,900ManufacturingCarbonsforElectricLamps……Oct。21,1880

  251,556RegulatorforMagnetoorDynamoElectricMachines……Oct。21,1880

  248,426ApparatusforTreatingCarbonsforElectricLamps……Nov。5,1880

  239,151FormingEnlargedEndsonCarbonFilaments……Nov。19,1880

  12,631DesignPatent——IncandescentElectricLamp……Nov。23,1880

  239,149IncandescingElectricLamp……Dec。3,1880

  242,896IncandescentElectricLamp……Dec。3,1880

  242,897IncandescentElectricLamp……Dec。3,1880

  248,565Webermeter……Dec。3,1880

  263,878ElectricLamp……Dec。3,1880

  239,154RelayforTelegraphs……Dec。11,1880

  242,898DynamoElectricMachine……Dec。11,1880

  248,431PreservingFruit……Dec。11,1880

  265,777TreatingCarbonsforElectricLamps……Dec。11,1880

  239,374RegulatingtheGenerationofElectricCurrents……Dec。16,1880

  248,428ManufactureofIncandescentElectricLamps……Dec。16,1880

  248,427ApparatusforTreatingCarbonsforElectricLamps……Dec。21,1880

  248,437ApparatusforTreatingCarbonsforElectricLamps……Dec。21,1880

  248,416ManufactureofCarbonsforElectricLights……Dec。30,1880

  1881

  242,899ElectricLighting……Jan。19,1881

  248,418ElectricLamp……Jan。191881

  248,433VacuumApparatus……Jan。191881

  251,548IncandescentElectricLamps……Jan。19,1881

  406,824ElectricMeter……Jan。19,1881

  248,422SystemofElectricLighting……Jan。20,1881

  431,018DynamoorMagnetoElectricMachine……Feb。3,1881

  242,901ElectricMotor……Feb。24,1881

  248,429ElectricMotor……Feb。24,1881

  248,421CurrentRegulatorforDynamoElectricMachine……Feb。25,1881

  251,550MagnetoorDynamoElectricMachines……Feb。26,1881

  251,555RegulatorforDynamoElectricMachines……Feb。26,1881

  482,549MeansforControllingElectricGeneration……March2,1881

  248,420FixtureandAttachmentforElectricLamps……March7,1881

  251,553ElectricChandeliers……March7,1881

  251,554ElectricLampandSocketorHolder……March7,1881

  248,424FittingandFixturesforElectricLamps……March8,1881

  248,419ElectricLamp……March30,1881

  251,542SystemofElectricLight……April19,1881

  263,145MakingIncandescents……April19,1881

  266,447ElectricIncandescentLamp……April21,1881

  251,552UndergroundConductors……April22,1881

  476,531ElectricLightingSystem……April22,1881

  248,436DepositingCellforPlatingtheConnectionsofElectricLamps……May17,1881

  251,539ElectricLamp……May17,1881

  263,136RegulatorforDynamoorMagnetoElectricMachine……May17,1881

  251,557Webermeter……May19,1881

  263,134RegulatorforMagnetoElectricMachine……May19,1881

  251,541ElectroMagneticMotor……May20,1881

  251,544ManufactureofElectricLamps……May20,1881

  251,549ElectricLampandtheManufacturethereof……May20,1881

  251,558Webermeter……May20,1881

  341,644IncandescentElectricLamp……May20,1881

  251,551SystemofElectricLighting……May21,1881

  263,137ElectricChandelier……May21,1881

  263,141StraighteningCarbonsforIncandescentLamps……May21,1881

  264,657IncandescentElectricLamps……May21,1881

  251,543ElectricLamp……May24,1881

  251,538ElectricLight……May27,1881

  425,760MeasurementofElectricityinDistributionSystem……May31,1881

  251,547ElectricalGovernor……June2,1881

  263,150MagnetoorDynamoElectricMachines。June3,1881

  263,131MagneticOreSeparator……June4,1881

  435,687MeansforChargingandUsingSecondaryBatteries……June21,1881

  263,143MagnetoorDynamoElectricMachines……June24,1881

  251,537DynamoElectricMachine……June25,1881

  263,147VacuumApparatus……July1,1881

  439,389ElectricLightingSystem……July1,1881

  263,149CommutatorforDynamoorMagnetoElectricMachines……July22,1881

  479,184FacsimileTelegraph——EdisonandKenny。July26,1881

  400,317OreSeparator……Aug。11,1881

  425,763CommutatorforDynamoElectricMachines……Aug。20,1881

  263,133DynamoorMagnetoElectricMachine……Aug。24,1881

  263,142ElectricalDistributionSystem……Aug。24,1881

  264,647DynamoorMagnetoElectricMachines……Aug。24,1881

  404,902ElectricalDistributionSystem……Aug。24,1881

  257,677Telephone……Sept。7,1881

  266,021Telephone……Sept。7,1881

  263,144MoldforCarbonizingIncandescents。Sept。19,1881

  265,774MaintainingTemperaturesinWebermeters……Sept。21,1881

  264,648DynamoorMagnetoElectricMachines。Sept。23,1881

  265,776ElectricLightingSystem……Sept。27,1881

  524,136RegulatorforDynamoElectricalMachines……Sept。27,1881

  273,715MalleableizingIron……Oct。4,1881

  281,352Webermeter……Oct。5,1881

  446,667LocomotivesforElectricRailways……Oct。11,1881

  288,318RegulatorforDynamoorMagnetoElectricMachines……Oct。17,1881

  263,148DynamoorMagnetoElectricMachines。Oct。25,1881

  264,646DynamoorMagnetoElectricMachines。Oct。25,1881

  251,559ElectricalDropLight……Oct。25,1881

  266,793ElectricDistributionSystem……Oct。25,1881

  358,599IncandescentElectricLamp……Oct。29,1881

  264,673RegulatorforDynamoElectricMachine。Nov。3,1881

  263,138ElectricArcLight……Nov。7,1881

  265,775ElectricArcLight……Nov。71881

  297,580ElectricArcLight……Nov。71881

  263,146DynamoMagnetoElectricMachines……Nov。22,1881

  266,588VacuumApparatus……Nov。25,1881

  251,536VacuumPump……Dec。5,1881

  264,650ManufacturingIncandescentElectricLamps……Dec。5,1881

  264,660RegulatorforDynamoElectricMachines……Dec。5,1881

  379,770IncandescentElectricLamp……Dec。5,1881

  293,434IncandescentElectricLamp……Dec。5,1881

  439,391JunctionBoxforElectricWires……Dec。5,1881

  454,558IncandescentElectricLamp……Dec。5,1881

  264,653IncandescentElectricLamp……Dec。13,1881

  358,600IncandescingElectricLamp……Dec。13,1881

  264,652IncandescentElectricLamp……Dec。15,1881

  278,419DynamoElectricMachines……Dec。15,1881

  1882

  265,779RegulatorforDynamoElectricMachines……Jan。17,1882

  264,654IncandescentElectricLamps……Feb。10,1882

  264,661RegulatorforDynamoElectricMachinesFeb。10,1882

  264,664RegulatorforDynamoElectricMachinesFeb。10,1882

  264,668RegulatorforDynamoElectricMachinesFeb。10,1882

  264,669RegulatorforDynamoElectricMachines……Feb。10,1882

  264,671RegulatorforDynamoElectricMachines……Feb。10,1882

  275,613IncandescingElectricLamp……Feb。10,1882

  401,646IncandescingElectricLamp……Feb。10,1882

  264,658RegulatorforDynamoElectricMachines……Feb。28,1882

  264,659RegulatorforDynamoElectricMachines……Feb。28,1882

  265,780RegulatorforDynamoElectricMachines……Feb。28,1882

  265,781RegulatorforDynamoElectricMachines……Feb。28,1882

  278,416ManufactureofIncandescentElectricLamps……Feb。28,1882

  379,771RegulatorforDynamoElectricMachines……Feb。28,1882

  272,034Telephone……March30,1882

  274,576TransmittingTelephone……March30,1882

  274,577Telephone……March30,1882

  264,662RegulatorforDynamoElectricMachines……May1,1882

  264,663RegulatorforDynamoElectricMachines……May1,1882

  264,665RegulatorforDynamoElectricMachines……May1,1882

  264,666RegulatorforDynamoElectricMachines……May1,1882

  268,205DynamoorMagnetoElectricMachine……May1,1882

  273,488RegulatorforDynamoElectricMachines……May1,1882

  273,492SecondaryBattery……May19,1882

  460,122ProcessofandApparatusforGeneratingElectricity……May19,1882

  466,460ElectrolyticDecomposition……May19,。1882

  264,672RegulatorforDynamoElectricMachines……May22,1882

  264,667RegulatorforDynamoElectricMachines……May22,1882

  265,786ApparatusforElectricalTransmissionofPower……May22,1882

  273,828SystemofUndergroundConductorsofElectricDistribution……May22,1882

  379,772SystemofElectricalDistribution……May22,1882

  274,292SecondaryBattery……June3,1882

  281,353DynamoorMagnetoElectricMachine……June3,1882

  287,523DynamoorMagnetoElectricMachine……June3,1882

  365,509FilamentforIncandescentElectricLamps……June31882

  446,668ElectricAreLight……June31882

  543,985IncandescentConductorforElectricLamps……June3,1882

  264,651IncandescentElectricLamps……June9,1882

  264,655IncandescingElectricLamps……June9,1882

  264,670RegulatorforDynamoElectricMachines……June9,1882

  273,489Turn-TableforElectricRailway……June9,1882

  273,490ElectroMagneticRailwaySystem……June9,1882

  401,486SystemofElectricLighting……June12,1882

  476,527SystemofElectricLighting……June12,1882

  439,390ElectricLightingSystem……June19,1882

  446,666SystemofElectricLighting……June19,1882

  464,822SystemofDistributingElectricity……June19,1882

  304,082ElectricalMeter……June24,1882

  274,296ManufactureofIncandescents……July5,1882

  264,656IncandescentElectricLamp……July7,1882

  265,782RegulatorforDynamoElectricMachinesJuly7,1882

  265,783RegulatorforDynamoElectricMachinesJuly7,1882

  265,784RegulatorforDynamoElectricMachinesJuly7,1882

  265,785DynamoElectricMachine……July7,1882

  273,494ElectricalRailroad……July7,1882

  278,418TranslatingElectricCurrentsfromHightoLowTension……July7,1882

  293,435ElectricalMeter……July7,1882

  334,853MoldforCarbonizing……July7,1882

  339,278ElectricRailway……July7,1882

  273,714MagneticElectricSignallingApparatus……Aug。5,1882

  282,287MagneticElectricSignallingApparatus……Aug。5,1882

  448,778ElectricRailway……Aug。5,1882

  439,392ElectricLightingSystem……Aug。12,1882

  271,613ManufactureofIncandescentElectricLamps……Aug。25,1882

  287,518ManufactureofIncandescentElectricLamps……Aug。25,1882

  406,825ElectricMeter……Aug。25,1882

  439,393CarbonizingChamber……Aug。25,1882

  273,487RegulatorforDynamoElectricMachinesSept。12,1882

  297,581IncandescentElectricLamp……Sept。12,1882

  395,962ManufacturingElectricLamps……Sept。16,1882

  287,525RegulatorforSystemsofElectricalDistribution——EdisonandC。L。

  Clarke……Oct。4,1882

  365,465ValveGear……Oct。5,1882

  317,631IncandescentElectricLamp……Oct。7,1882

  307,029FilamentforIncandescentLamp……Oct。9,1882

  268,206IncandescingElectricLamp……Oct。10,1882

  273,486IncandescingElectricLamp……Oct。12,1882

  274,293ElectricLamp……Oct。14,1882

  275,612ManufactureofIncandescentElectricLamps……Oct。14,1882

  430,932ManufactureofIncandescentElectricLamps……Oct。14,1882

  271,616RegulatorforDynamoElectricMachines……Oct。16,1882

  543,986ProcessforTreatingProductsDerivedfromVegetableFibres……Oct。17,1882

  543,987FilamentforIncandescentLamps……Oct。17,1882

  271,614Shafting……Oct。19,1882

  271,615GovernorforDynamoElectricMachines……Oct。19,1882

  273,491RegulatorforDrivingEnginesofElectricalGenerators……Oct。19,1882

  273,493ValveGearforElectricalGeneratorEngines……Oct。19,1882

  411,016ManufacturingCarbonFilaments……Oct。19,1882

  492,150CoatingConductorsforIncandescentLamps……Oct。19,1882

  273,485IncandescentElectricLamps……Oct。26,1882

  317,632IncandescentElectricLamps……Oct。26,1882

  317,633IncandescentElectricLamps……Oct。26,1882

  287,520IncandescingConductorforElectricLamps……Nov。3,1882

  353,783IncandescentElectricLamp……Nov。3,1882

  430,933FilamentforIncandescentLamps……Nov。3,1882

  274,294IncandescentElectricLamp……Nov。13,1882

  281,350RegulatorforDynamoElectricMachines……Nov。13,1882

  274,295IncandescentElectricLamp……Nov。14,1882

  276,233ElectricalGeneratorandMotor……Nov。14,1882

  274,290SystemofElectricalDistribution……Nov。20,1882

  274,291MoldforCarbonizer……Nov。28,1882

  278,413RegulatorforDynamoElectricMachinesNov。28,1882

  278,414RegulatorforDynamoElectricMachines……Nov。28,1882

  287,519ManufacturingIncandescingElectricLamps……Nov。28,1882

  287,524RegulatorforDynamoElectricMachines……Nov。28,1882

  438,298ManufactureofIncandescentElectricLamps……Nov。28,1882

  276,232OperatingandRegulatingElectricalGenerators……Dec。20,1882

  1883

  278,415ManufactureofIncandescentElectricLamps……Jan。13,1883

  278,417ManufactureofIncandescentElectricLamps……Jan。13,1883

  281,349RegulatorforDynamoElectricMachines……Jan。13,1883

  283,985SystemofElectricalDistribution……Jan。131883

  283,986Systemo\'ElectricalDistribution……Jan。131883

  459,835ManufactureofIncandescentElectricLamps……Jan。13,1883

  13,940DesignPatent——IncandescingElectricLamp……Feb。131883

  280,727SystemofElectricalDistribution……Feb。131883

  395,123CircuitControllerforDynamoMachine。Feb。13,1883

  287,521DynamoorMagnetoElectricMachine……Feb。17,1883

  287,522MoldsforCarbonizing……Feb。17,1883

  438,299ManufactureofCarbonFilaments……Feb。17,1883

  446,669ManufactureofFilamentsforIncandescentElectricLamps……Feb。17,1883

  476,528IncandescentElectricLamp……Feb。17,1883

  281,351ElectricalGenerator……March5,1883

  283,984SystemofElectricalDistribution……March5,1883

  287,517SystemofElectricalDistribution……March14,1883

  283,983SystemofElectricalDistribution……April5,1883

  354,310ManufactureofCarbonConductors……April6,1883

  370,123ElectricMeter……April6,1883

  411,017CarbonizingFlask……April6,1883

  370,124ManufactureofFilamentforIncandescingElectricLamp……April12,1883

  287,516SystemofElectricalDistribution……May8,1883

  341,839IncandescentElectricLamp……May8,1883

  398,774IncandescentElectricLamp……May8,1883

  370,125ElectricalTransmissionofPower……June1,1883

  370,126ElectricalTransmissionofPower……June1,1883

  370,127ElectricalTransmissionofPower……June1,1883

  370,128ElectricalTransmissionofPower……June1,1883

  370,129ElectricalTransmissionofPower……June1,1883

  370,130ElectricalTransmissionofPower……June1,1883

  370,131ElectricalTransmissionofPower……June1,1883

  438,300GaugeforTestingFibresforIncandescentLampCarbons……June1,1883

  287,511ElectricRegulator……June25,1883

  287,512DynamoElectricMachine……June25,1883

  287,513DynamoElectricMachine……June25,1883

  287,514DynamoElectricMachine……June25,1883

  287,515SystemofElectricalDistribution……June25,1883

  297,582DynamoElectricMachine……June25,1883

  328,572CommutatorforDynamoElectricMachinesJune25,1883

  430,934ElectricLightingSystem……June25,1883

  438,301SystemofElectricLighting……June25,1883

  297,583DynamoElectricMachines……July27,1883

  304,083DynamoElectricMachines……July27;1883

  304,084DeviceforProtectingElectricLightSystemsfromLightning……July27,1883

  438,302CommutatorforDynamoElectricMachine……July27,1883

  476,529SystemofElectricalDistribution……July27,1883

  297,584DynamoElectricMachine……Aug。8,1883

  307,030ElectricalMeter……Aug。8,1883

  297,585IncandescingConductorforElectricLamps……Sept。14,1883

  297,586ElectricalConductor……Sept。14,1883

  435,688ProcessandApparatusforGeneratingElectricity……Sept。14,1883

  470,922ManufactureofFilamentsforIncandescentLamps……Sept。14,1883

  490,953GeneratingElectricity……Oct。9,1883

  293,432ElectricalGeneratororMotor……Oct。17,1883

  307,031ElectricalIndicator……Nov。2,1883

  337,254Telephone——EdisonandBergmann……Nov。10,1883

  297,587DynamoElectricMachine……Nov。16,1883

  298,954DynamoElectricMachine……Nov。15,1883

  298,955DynamoElectricMachine……Nov。15,1883

  304,085SystemofElectricalDistribution……Nov。15,1883

  509,517SystemofElectricalDistribution……Nov。15,1883

  425,761IncandescentLamp……Nov。20,1883

  304,086IncandescentElectricLamp……Dec。15,1883

  1884

  298,956OperatingDynamoElectricMachine……Jan。5,1884

  304,087ElectricalConductor……Jan。12,1884

  395,963IncandescentLampFilament……Jan。22,1884

  526,147PlatingOneMaterialwithAnother……Jan。22,1884

  339,279SystemofElectricalDistribution……Feb。8,1884

  314,115ChemicalStockQuotationTelegraph——

  EdisonandKenny……Feb。9,1884

  436,968MethodandApparatusforDrawingWire……June2,1884

  436,969ApparatusforDrawingWire……June2,1884

  438,303ArcLamp……June2,1884

  343,017SystemofElectricalDistribution……June27,1884

  391,595SystemofElectricLighting……July16,1884

  328,573SystemofElectricLighting……Sept。12,1884

  328,574SystemofElectricLighting……Sept。12,1884

  328,575SystemofElectricLighting……Sept。12,1884

  391,596IncandescentElectricLamp……Sept。24,1884

  438,304ElectricSignallingApparatus……Sept。24,1884

  422,577ApparatusforSpeakingTelephones——

  EdisonandGilliland……Oct。21,1884

  329,030Telephone……Dec。3,1884

  422,578TelephoneRepeater……Dec。9,1884

  422,579TelephoneRepeater……Dec。9,1884

  340,707TelephonicRepeater……Dec。9,1884

  340,708ElectricalSignallingApparatus……Dec。19,1884

  347,097ElectricalSignallingApparatus……Dec。19,1884

  478,743TelephoneRepeater……Dec。31,1884

  1885

  340,709TelephoneCircuit——EdisonandGilliland……Jan。2,1885

  378,044TelephoneTransmitter……Jan。9,1885

  348,114ElectrodeforTelephoneTransmitters。Jan。12,1885

  438,305FuseBlock……Jan。14,1885

  350,234SystemofRailwaySignalling——EdisonandGilliland……March27,1885

  486,634SystemofRailwaySignalling——EdisonandGilliland……March27,1885

  333,289Telegraphy……April27,1885

  333,290DuplexTelegraphy……April30,1885

  333,291WayStationQuadruplexTelegraph……May6,1885

  465,971MeansforTransmittingSignalsElectricallyMay14,1885

  422072Telegraphy……Oct。7,1885

  437422Telegraphy……Oct。7,1885

  422,073Telegraphy……Nov。I2,1885

  422,074Telegraphy……Nov。24,1885

  435,689Telegraphy……Nov。30,1885

  438,306Telephone-EdisonandGilliland……Dec。22,1885

  350,235RailwayTelegraphy——EdisonandGilliland……Dec。28,1885

  1886

  406,567Telephone……Jan。28,1886

  474,232SpeakingTelegraph……Feb。17,1886

  370132Telegraphy……May11,1886

  411,018ManufactureofIncandescentLamps……July15,1886

  438,307ManufactureofIncandescentElectricLamps……JulyI5,1886

  448,779Telegraph……JulyIS,1886

  411,019ManufactureofIncandescentElectricLamps……July20,1886

  406,130ManufactureofIncandescentElectricLamps……Aug。6,1886

  351,856IncandescentElectricLamp……Sept。30,1886

  454,262IncandescentLampFilaments……Oct。26,1886

  466,400Cut-OutforIncandescentLamps——EdisonandJ。F。Ott……Oct。26,1886

  484,184ManufactureofCarbonFilaments……Oct。26,1886

  490,954ManufactureofCarbonFilamentsforElectricLamps……Nov。2,1886

  438,308SystemofElectricalDistribution……Nov。9,1886

  524,378SystemofElectricalDistribution……Nov。9,1886

  365,978SystemofElectricalDistribution……Nov。22,1886

  369439SystemofElectricalDistribution……Nov。22,1886

  384830RailwaySignalling——EdisonandGillilandNov。24,1886

  379,944CommutatorforDynamoElectricMachinesNov。26,1886

  411,020ManufactureofCarbonFilaments……Nov。26,1886

  485,616ManufactureofCarbonFilaments……Dec6,1886

  485,615ManufactureofCarbonFilaments……Dec6,1886

  525,007ManufactureofCarbonFilaments……Dec。6,1886

  369,441SystemofElectricalDistribution……Dec。10,1886

  369,442SystemofElectricalDistribution……Dec。16,1886

  369,443SystemofElectricalDistribution……Dec。16,1886

  484,185ManufactureofCarbonFilaments……Dec。20,1886

  534,207ManufactureofCarbonFilaments……Dec。20,1886

  373,584DynamoElectricMachine……Dec。21,1886

  1887

  468,949ConverterSystemforElectricRailways……Feb。7,1887

  380,100PyromagneticMotor……May24,1887

  476,983PyromagneticGenerator……May241887

  476,530IncandescentElectricLamp……June1,1887

  377,518MagneticSeparator……June30,1887

  470,923RailwaySignalling……Aug。9,1887

  545,405SystemofElectricalDistribution……Aug。26,1887

  380,101SystemofElectricalDistribution……Sept。131887

  380,102SystemofElectricalDistribution……Sept。141887

  470,924ElectricConductor……Sept。26,1887

  563,462MethodofandApparatusforDrawingWire……Oct。17,1887

  385,173SystemofElectricalDistribution……Nov。5,1887

  506,215MakingPlateGlass……Nov。9,1887

  382,414BurnishingAttachmentsforPhonographsNov。22,1887

  386,974Phonograph……Nov。22,1887

  430,570PhonogramBlank……Nov。22,1887

  382,416FeedandReturnMechanismforPhonographsNov。29,1887

  382,415SystemofElectricalDistribution……Dec。4,1887

  382,462PhonogramBlanks……Dec。5,1887

  1888

  484,582DuplicatingPhonograms……Jan。17,1888

  434,586ElectricGenerator……Jan。21,1888

  434,587ThermoElectricBattery……Jan。21,1888

  382,417MakingPhonogramBlanks……Jan。30,1888

  389,369IncandescingElectricLamp……Feb。2,1888

  382,418PhonogramBlank……Feb。20,1888

  390,462MakingCarbonFilaments……Feb。20,1888

  394,105PhonographRecorder……Feb。20,1888

  394,106PhonographReproducer……Feb。20,1888

  382,419DuplicatingPhonograms……March3,1888

  425,762Cut-OutforIncandescentLamps……March3,1888

  396,356MagneticSeparator……March19,1888

  393,462MakingPhonogramBlanks……April28,1888

  393,463MachineforMakingPhonogramBlanks。April28,1888

  393,464MachineforMakingPhonogramBlanks。April28,1888

  534,208InductionConverter……May7,1888

  476,991MethodofandApparatusforSeparatingOres……May9,1888

  400,646PhonographRecorderandReproducer……May22,1888

  488,190PhonographReproducer……May22,1888

  488,189Phonograph……May26,1888

  470,925ManufactureofFilamentsforIncandescentElectricLamps……June21,1888

  393,465PreparingPhonographRecordingSurfacesJune30,1888

  400,647Phonograph……June30,1888

  448,780DeviceforTurningOffPhonogramBlanksJune30,1888

  393,466PhonographRecorder……July14,1888

  393,966RecordingandReproducingSounds……July14,1888

  393,967RecordingandReproducingSounds……July14,1888

  430,274PhonogramBlank……July14,1888

  437,423Phonograph……July14,1888

  450,740PhonographRecorder……July14,1888

  485,617IncandescentLampFilament……July14,1888

  448,781Turning-OffDeviceforPhonographs……July16,1888

  400,648PhonogramBlank……July27,1888

  499,879Phonograph……July27,1888

  397,705WindingFieldMagnets……Aug。31,1888

  435,690MakingArmaturesforDynamoElectricMachines……Aug。31,1888

  430,275MagneticSeparator……Sept。12,1888

  474,591ExtractingGoldfromSulphideOres。Sept。12,1888

  397,280PhonographRecorderandReproducer。Sept。19,1888

  397,706Phonograph……Sept。29,1888

  400,649MakingPhonogramBlanks……Sept。29,1888

  400,650MakingPhonogramBlanks……Oct。15,1888

  406,568Phonograph……Oct。15,1888

  437,424Phonograph……Oct。15,1888

  393,968PhonographRecorder……Oct。31,1888

  1889

  406,569PhonogramBlank……Jan。10,1889

  488,191PhonogramBlank……Jan。10,1889

  430,276Phonograph……Jan。12,1889

  406,570Phonograph……Feb。1,1889

  406,571TreatingPhonogramBlanks……Feb。1,1889

  406,572AutomaticDeterminingDeviceforPhonographs……Feb。1,1889

  406,573AutomaticDeterminingDeviceforPhonographs……Feb。1,1889

  406,574AutomaticDeterminingDeviceforPhonographs……Feb。1,1889

  406,575AutomaticDeterminingDeviceforPhonographs……Feb。1,1889

  406,576PhonogramBlank……Feb。1,1889

  430,277AutomaticDeterminingDeviceforPhonographs……Feb。1,1889

  437,425PhonographRecorder……Feb。1,1889

  414,759PhonogramBlanks……March22,1889

  414,760Phonograph……March22,1889

  462,540IncandescentElectricLamps……March22,1889

  430,278Phonograph……April8,1889

  438,309InsulatingElectricalConductors……April25,1889

  423,039PhonographDollorOtherToys……June15,1889

  426,527AutomaticDeterminingDeviceforPhonographs……June15,1889

  430,279VoltaicBattery……June15,1889

  506,216ApparatusforMakingGlass……June29,1889

  414,761PhonogramBlanks……July16,1889

  430,280MagneticSeparator……July20,1889

  437,426Phonograph……July20,1889

  465,972Phonograph……Nov。14,1889

  443,507Phonograph……Dec。111889

  513,095Phonograph……Dec。111889

  1890

  434,588MagneticOreSeparator——EdisonandW。K。L。Dickson……Jan。16,1890

  437,427MakingPhonogramBlanks……Feb。8,1890

  465,250ExtractingCopperPyrites……Feb。8,1890

  434,589PropellingMechanismforElectricVehiclesFeb。14,1890

  438,310LampBase……April25,1890

  437,428PropellingDeviceforElectricCars。April29,1890

  437,429PhonogramBlank……April29,1890

  454,941PhonographRecorderandReproducer……May6,1890

  436,127ElectricMotor……May17,1890

  484,583PhonographCuttingTool……May24,1890

  484,584PhonographReproducer……May24,1890

  436,970ApparatusforTransmittingPower……June2,1890

  453,741Phonograph……July5,1890

  454,942Phonograph……July5,1890

  456,301PhonographDoll……July5,1890

  484,585Phonograph……July5,1890

  456,302Phonograph……Aug。4,1890

  476,984ExpansiblePulley……Aug。9,1890

  493,858TransmissionofPower……Aug。9,1890

  457,343MagneticBelting……Sept。6,1890

  444,530Leading-inWiresforIncandescentElectricLampsreissuedOctober10,1905,No。12,393……Sept。12,1890

  534209IncandescentElectricLamp……Sept。13,1890

  476985TrolleyforElectricRailways……Oct。27,1890

  500,280Phonograph……Oct。27,1890

  541,923Phonograph……Oct。27,1890

  457,344SmoothingToolforPhonogramBlanks……Nov。17,1890

  460,123PhonogramBlankCarrier……Nov。17,1890

  500,281Phonograph……Nov。17,1890

  541,924Phonograph……Nov。17,1890

  500,282Phonograph……Dec。1,1890

  575,151Phonograph……Dec。1,1890

  605,667Phonograph……Dec。1,1890

  610,706Phonograph……Dec。1,1890

  622,843Phonograph……Dec。1,1890

  609,268Phonograph……Dec。6,1890

  493,425ElectricLocomotive……Dec。20,1890

  1891

  476,992IncandescentElectricLamp……Jan。20,1891

  470,926DynamoElectricMachineorMotor……Feb。4,1891

  496,191Phonograph……Feb。4,1891

  476,986MeansforPropellingElectricCars……Feb。24,1891

  476,987ElectricLocomotive……Feb。24,1891

  465,973ArmaturesforDynamosorMotors……March4,1891

  470,927DrivingMechanismforCars……March4,1891

  465,970ArmatureConnectionforMotorsorGenerators……March20,1891

  468,950CommutatorBrushforElectricMotorsandDynamos……March20,1891

  475,491ElectricLocomotive……June3,1891

  475,492ElectricLocomotive……June3,1891

  475,493ElectricLocomotive……June3,1891

  475,494ElectricRailway……June3,1891

  463,251BrickingFineOres……July31,1891

  470,928AlternatingCurrentGenerator……July31,1891

  476,988LightningArrester……July31,1891

  476,989ConductorforElectricRailways……July31,1891

  476,990ElectricMeter……July31,1891

  476,993ElectricArc……July31,1891

  484,183ElectricalDepositingMeter……July31,1891

  485,840BrickingFineIronOres……July31,1891

  493,426ApparatusforExhibitingPhotographsofMovingObjects……July31,1891

  509,518ElectricRailway……July31,1891

  589,168KinetographicCamerareissuedSeptember30,1902,numbered12,037

  and12,038,andJanuary12,1904,numbered12,192……July31,1891

  470,929MagneticSeparator……Aug。28,1891

  471,268OreConveyorandMethodofArrangingOreThereon……Aug。28,1891

  472,288Dust-ProofBearingsforShafts……Aug。28,1891

  472,752Dust-ProofJournalBearings……Aug。28,1891

  472,753Ore-ScreeningApparatus……Aug。28,1891

  474,592Ore-ConveyingApparatus……Aug。28,1891

  474,593Dust-ProofSwivelShaftBearing……Aug。28,1891

  498,385RollersforOre-CrushingorOtherMaterial……Aug。28,1891

  470,930DynamoElectricMachine……Oct8,1891

  476,532Ore-ScreeningApparatus……Oct8,1891

  491,992Cut-OutforIncandescentElectricLampsNov。10,1891

  1892

  491,993StopDevice……April51892

  564,423SeparatingOres……June2;,1892

  485,842MagneticOreSeparation……July9,1892

  485,841MechanicallySeparatingOres……July9,1892

  513,096MethodofandApparatusforMixingMaterials……Aug。24,1892

  1893

  509,428CompositionBrickandMakingSame……March15,1893

  513,097Phonograph……May22,1893

  567,187CrushingRolls……Dec。13,1893

  602064Conveyor……Dec。13,1893

  534206FilamentforIncandescentLamps……Dec。15,1893

  1896

  865,367FluorescentElectricLamp……May16,1896

  1897

  604。740GovernorforMotors……Jan。25,1897

  607,588Phonograph……Jan。25,1897

  637,327Rolls……May14,1897

  672,616BreakingRock……May14,1897

  675,056MagneticSeparator……May14,1897

  676,618MagneticSeparator……May14,1897

  605,475DryingApparatus……June10,1897

  605,668Mixer……June10,1897

  667,201FlightConveyor……June10,1897

  671,314LubricatingJournalBearings……June10,1897

  671,315Conveyor……June10,1897

  675,057ScreeningPulverizedMaterial……June10,1897

  1898

  713,209DuplicatingPhonograms……Feb。21,1898

  703,774ReproducerforPhonographs……March21,1898

  626,460FilamentforIncandescentLampsandManufacturingSame……March29,1898

  648,933Dryer……April11,1898

  661,238MachineforFormingPulverizedMaterialinBriquettes……April11,1898

  674,057CrushingRolls……April11,1898

  703,562ApparatusforBrickingPulverizedMaterialApril11,1898

  704,010ApparatusforConcentratingMagneticIronOres……April11,1898

  659,389ElectricMeter……Sept。19,1898

  1899

  648,934ScreeningorSizingVeryFineMaterialsFeb。6,1899

  663,015ElectricMeter……Feb。6,1899

  688,610PhonographicRecordingApparatus……Feb。10,1899

  643,764ReheatingCompressedAirforIndustrialPurposes……Feb。24,1899

  660,293ElectricMeter……March23,1899

  641,281ExpandingPulley——EdisonandJohnson。March28,1899

  727,116GrindingRolls……June15,1899

  652,457PhonographreissuedSeptember25,1900,numbered11,857……Sept。12,1899

  648,935ApparatusforDuplicatingPhonographRecords……Oct。27,1899

  685,911ApparatusforReheatingCompressedAirforIndustrialPurposes……Nov。24,1899

  657,922ApparatusforReheatingCompressedAirforIndustrialPurposes……Dec。9,1899

  1900

  676,840MagneticSeparatingApparatus……Jan。3,1900

  660,845ApparatusforSampling,Averaging,Mixing,andStoringMaterialsinBulkJan。9,1900

  662,063ProcessofSampling,Averaging,Mixing,andStoringMaterialsinBulk……Jan。9,1900

  679,500ApparatusforScreeningFineMaterialsJan。24,1900

  671,316ApparatusforScreeningFineMaterialsFeb。23,1900

  671,317ApparatusforScreeningFineMaterialsMarch28,1900

  759,356BurningPortlandCementClinker,etcApril10,1900

  759,357ApparatusforBurningPortlandCementClinker,etc……April101900

  655,480PhonographicReproducingDevice……April301900

  657,527MakingMetallicPhonographRecords。April30,1900

  667,202DuplicatingPhonographRecords……April30,1900

  667,662DuplicatingPhonographRecords……April30,1900

  713,863CoatingPhonographRecords……MayIS,1900

  676,841MagneticSeparatingApparatus……June111900

  759,358MagneticSeparatingApparatus……June111900

  680,520PhonographRecords……July23,1900

  672,617ApparatusforBreakingRock……Aug。1,1900

  676,225PhonographicRecordingApparatus……Aug。10,1900

  703,051ElectricMeter……Sept。28,1900

  684,204ReversibleGalvanicBattery……Oct。IS1900

  871,214ReversibleGalvanicBattery……Oct。IS1900

  704,303ReversibleGalvanicBattery……Dec。22,1900

  1901

  700,136ReversibleGalvanicBattery……Feb。181901

  700,137ReversibleGalvanicBattery……Feb。231901

  704,304ReversibleGalvanicBattery……Feb。23,1901

  704,305ReversibleGalvanicBattery……May10,1901

  678,722ReversibleGalvanicBattery……June17,1901

  684,205ReversibleGalvanicBattery……June17,1901

  692,507ReversibleGalvanicBattery……June17,1901

  701,804ReversibleGalvanicBattery……June17,1901

  704,306ReversibleGalvanicBattery……June17,1901

  705,829ReproducerforSoundRecords……Oct。24,1901

  831,606SoundRecordingApparatus……Oct。24,1901

  827,089CalciningFurnaces……Dec。24,1901

  1902

  734,522ProcessofNickel-Plating……Feb。11,1902

  727,117ReversibleGalvanicBattery……Sept。29,1902

  727,118ManufacturingElectrolyticallyActiveFinelyDividedIron……Oct。13,1902

  721,682ReversibleGalvanicBattery……Nov。13,1902

  721,870FunnelforFillingStorageBatteryJarsNov。13,1902

  723,449ElectrodeforStorageBatteries……Nov。13,1902

  723,450ReversibleGalvanicBattery……Nov。13,1902

  754,755CompressingDies……Nov。13,1902

  754,858StorageBatteryTray……Nov。13,1902

  754,859ReversibleGalvanicBattery……Nov。13,1902

  764,183SeparatingMechanicallyEntrainedGlobulesfromGases……Nov。13,1902

  802,631ApparatusforBurningPortlandCementClinker……Nov。13,1902

  852,424SecondaryBatteries……Nov。13,1902

  722,502HandlingCableDrawnCarsonInclines。Dec。18,1902

  724,089OperatingMotorsinDustLadenAtmospheres……Dec。18,1902

  750,102ElectricalAutomobile……Dec。18,1902

  758,432StockHouseConveyor……Dec。18,1902

  873,219FeedRegulatorsforGrindingMachines。Dec。18,1902

  832,046AutomaticWeighingandMixingApparatusDec。18,1902

  1903

  772,647PhotographicFilmforMovingPictureMachine……Jan。13,1903

  841,677ApparatusforSeparatingandGrindingFineMaterials……Jan。22,1903

  790,351DuplicatingPhonographRecords……Jan。30。1903

  831,269StorageBatteryElectrodePlate……Jan。30,1903

  775,965DrySeparator……April27,1903

  754,756ProcessofTreatingOresfromMagneticGangue……May25,1903

  775,600RotaryCementKilns……July20,1903

  767,216ApparatusforVacuouslyDepositingMetals……July301903

  796,629LampGuard……July301903

  772,648VehicleWheel……Aug。25,1903

  850,912MakingArticlesbyElectro-Plating……Oct3,1903

  857,041CanorReceptacleforStorageBatteries。Oct3,1903

  766,815PrimaryBattery……Nov。16,1903

  943,664SoundRecordingApparatus……Nov。16,1903

  873,220ReversibleGalvanicBattery……Nov。20,1903

  898,633FillingApparatusforStorageBatteryJars……Dec。8,1903

  1904

  767,554RenderingStorageBatteryGasesNon-

  Explosive……June8,1904

  861,241PortlandCementandManufacturingSameJune20,1904

  800,800PhonographRecordsandMakingSame……June24,1904

  821,622CleaningMetallicSurfaces……June24,1904

  879,612AlkalineStorageBatteries……June24,1904

  880,484ProcessofProducingVeryThinSheetMetal……June24,1904

  827,297AlkalineBatteries……July12,1904

  797,845SheetMetalforPerforatedPocketsofStorageBatteries……July12,1904

  847,746ElectricalWeldingApparatus……July12,1904

  821,032StorageBattery……Aug10,1904

  861,242CanorReceptacleforStorageBattery。Aug10,1904

  970,615MethodsandApparatusforMakingSoundRecords……Aug。23,1904

  817,162TreatingAlkalineStorageBatteries。Sept。26,1904

  948,542MethodofTreatingCansofAlkalineStorageBatteries……Sept。28,1904

  813,490CementKiln……Oct29,1904

  821,625TreatingAlkalineStorageBatteries……Oct29,1904

  821,623StorageBatteryFillingApparatus……Nov。1,1904

  821,624GasSeparatorforStorageBattery……Oct。29,1904

  1905

  879,859ApparatusforProducingVeryThin-

  SheetMetal……Feb。16,1905

  804,799ApparatusforPerforatingSheetMetalMarch17,1905

  870,024ApparatusforProducingPerforatedStrips……March23,1905

  882,144SecondaryBatteryElectrodes……March29,1905

  821,626ProcessofMakingMetallicFilmsorFlakes……March29,1905

  821,627MakingMetallicFlakesorScales……March29,1905

  827,717MakingCompositeMetal……March29,1905

  839,371CoatingActiveMaterialwithFlake-likeConductingMaterial……March29,1905

  854,200MakingStorageBatteryElectrodes……March29,1905

  857,929StorageBatteryElectrodes……March29,1905

  860,195StorageBatteryElectrodes……April26,1905

  862,145ProcessofMakingSeamlessTubularPocketsorReceptaclesforStorageBatteryElectrodes……April26,1905

  839,372PhonographRecordsorBlanks……April28,1905

  813,491PocketFillingMachine……May15,1905

  821,628MakingConductingFilms……May20,1905

  943,663HornsforTalkingMachines……May20,1905

  950226PhonographRecordingApparatus……May20,1905

  785297GasSeparatorforStorageBatteries……July18,1905

  950,227ApparatusforMakingMetallicFilmsorFlakes……Oct。10,1905

  936,433TubeFillingandTampingMachine……Oct。12,1905

  967,178TubeFormingMachines——EdisonandJohnF。Ott……Oct。16,1905

  880,978ElectrodeElementsforStorageBatteries……Oct。31,1905

  880,979MethodofMakingStorageBatteryElectrodes……Oct。31,1905

  850,913SecondaryBatteries……Dec。6,1905

  914,342StorageBattery……Dec。6,1905

  1906

  858,862PrimaryandSecondaryBatteries……Jan。9,1906

  850,881CompositeMetal……Jan。19,1906

  964,096ProcessesofElectro-Plating……Feb。24,1906

  914,372MakingThinMetallicFlakes……July13,1906

  962,822CrushingRolls……Sept。4,1906

  923,633ShaftCoupling……Sept。11,1906

  962,823CrushingRolls……Sept。11,1906

  930,946ApparatusforBurningPortlandCement。Oct。22,1906

  898404MakingArticlesbyElectro-Plating……Nov。2,1906

  930,948ApparatusforBurningPortlandCement。Nov。16,1906

  930,949ApparatusforBurningPortlandCement。Nov。261906

  890,625ApparatusforGrindingCoal……Nov,331906

  948,558StorageBatteryElectrodes……Nov。28,1906

  964,221SoundRecords……Dec。28,1906

  1907

  865,688MakingMetallicFilmsorFlakes……Jan。11,1907

  936,267FeedMechanismforPhonographsandOtherMachines……Jan。11,1907

  936,525MakingMetallicFilmsorFlakes……Jan。17,1907

  865,687MakingNickelFilms……Jan。18,1907

  939,817CementKiln……Feb。8,1907

  855,562DiaphragmforTalkingMachines……Feb。23,1907

  939,992PhonographicRecordingandReproducingMachine……Feb。25,1907

  941,630ProcessandApparatusforArtificiallyAgingorSeasoningPortlandCement……Feb。25,1907

  876,445ElectrolyteforAlkalineStorageBatteriesMay8,1907

  914,343MakingStorageBatteryElectrodes……May15,1907

  861,819DischargingApparatusforBeltConveyorsJune11,1907

  954,789SprocketChainDrives……June11,1907

  909,877Telegraphy……June18,1907

  1908

  896,811MetallicFilmforUsewithStorageBatteriesandProcess……Feb。4,1908

  940,635ElectrodeElementforStorageBatteriesFeb。4,1908

  909,167Water-ProofingPaintforPortlandCementBuildings……Feb。4,1908

  896,812StorageBatteries……March13,1908

  944,481ProcessesandApparatusforArtificiallyAgingorSeasoningPortlandCement。March13,1908

  947,806Automobiles……March13,-1908

  909,168Water-ProofingFibresandFabrics……May27,1908

  909,169Water-ProofingPaintforPortlandCementStructures……May27,1908

  970,616FlyingMachines……Aug。20,1908

  1909

  930,947GasPurifier……Feb。15,1909

  40,527DesignPatentforPhonographCabinet。Sept。13,1909

  FOREIGNPATENTS

  InadditiontotheUnitedStatespatentsissuedtoEdison,asaboveenumerated,therehavebeengrantedtohimuptoOc-

  tober,1910byforeigngovernments1239patents,asfollows:

  Argentine……1

  Australia……6

  Austria……101

  Belgium……88

  Brazil……1

  Canada……129

  CapeofGoodHope……5

  Ceylon……4

  Cuba……12

  Denmark……9

  France……111

  Germany……130

  GreatBritain……131

  Hungary……30

  India……44

  Italy……83

  Japan……5

  Mexico……14

  Natal……5

  NewSouthWales……38

  NewZealand……31

  Norway……16

  OrangeFreeState……2

  Portugal……10

  Queensland……29

  Russia……17

  SouthAfricanRepublic……4

  SouthAustralia……1

  Spain……54

  Sweden……61

  Switzerland……13

  Tasmania……8

  Victoria……42

  WestAustralia……4——

  TotalofEdison\'sForeignPatents……1239

  End

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