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Patents Granted on 1892-12-13
Patents 1 - 13 of 13
First set of recordsLast set of records
NumberDatePatenteeTitleType
487,741Dec. 13, 1892J. HuebnerDevice for Grinding Button Blanksbutton making machinery
487,742Dec. 13, 1892J.P. HuntNut or Pipe Wrenchpipe and nut combination wrenches
487,775Dec. 13, 1892F.H. RichardsDuplex feed mechanismmilling machines
487,785Dec. 13, 1892C. SeymourPolishing-machinebelt sanders
487,796Dec. 13, 1892N. TeslaSystem of electrical transmission of power
487,829Dec. 13, 1892W.R. EnglandPipe-Couplingauxiliary wrenches
487,892Dec. 13, 1892W.S. RobinsonBeam Compasstrammels
487,895Dec. 13, 1892J.B. StanwoodCross-headsteam engines
487,946Dec. 13, 1892T. Edwards, Jr., J.J. EdwardsScrew-driverspiral screwdrivers
488,093Dec. 13, 1892H. SchummIgniting Apparatus for Gas Enginesignition systems
488,145Dec. 13, 1892J.H. HurleyLathe Toollathe tools
488,158Dec. 13, 1892D.C. WiestWrenchratchet wrenches
488,165Dec. 13, 1892E.W. EvansGas Enginegas and gasoline engines
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