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Patents Granted on 1900-03-20
Patents 1 - 11 of 11
First set of recordsLast set of records
NumberDatePatenteeTitleType
645,554Mar. 20, 1900F. DiehlPlaner attachmentwood planers
645,576Mar. 20, 1900N. TeslaSystem of transmission of electrical energy
645,577Mar. 20, 1900J.R. Thomas, H.S. SpencerPlaning-machinewood planers
645,578Mar. 20, 1900J.R. ThomasAbrading-machinesanding machines
645,601Mar. 20, 1900H. MayersWood Turning Machinetenoning machines
645,607Mar. 20, 1900C.E. SandstromRip-saw for molding machinesmolders
645,630Mar. 20, 1900R.A. Schultz, C.L. SchultzTraction Engineinternal combustion traction engines
645,665Mar. 20, 1900H.B. HartfordWrenchpipe wrenches
645,717Mar. 20, 1900E.J. FletcherAbrading-machinebelt sanders
645,838Mar. 20, 1900F. SpaldingMicrometer Gagemicrometers
645,862Mar. 20, 1900J.M. Letson, F.W. BurpeeFish-cutting machinecanning apparatus
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