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Patents Granted on 1917-07-??
Patents 1 - 15 of 40
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NumberDatePatenteeTitleType
1,231,572Jul. 03, 1917F.M. DavisValve mechanisminternal combustion engine valves
1,231,705Jul. 03, 1917W.H. CarrierApparatus for regulating the humidity and temperature of air
1,231,721Jul. 03, 1917H. DresesFeeding mechanism in metal-working machineryradial drill presses
1,231,880Jul. 03, 1917N.W. Hagen, L. ThielGearingindustrial machine gearing
1,231,920Jul. 03, 1917T. LumsdenTool Holder for Grinding Machinessharpening tool holders
1,231,934Jul. 03, 1917H. PacketCaliper or Measuring Instrumentindicating calipers
1,231,946Jul. 03, 1917W.L. SchellenbachTool-holder stop mechanismmetal lathes
1,232,050Jul. 03, 1917F. KraemerPressure Riveterriveting machines
1,232,464Jul. 03, 1917C.R. HoughtonDust-separatordust collectors
1,232,714Jul. 10, 1917C.G. OlsonTool Holder and Driverlathe tool holders and tool posts
1,232,801Jul. 10, 1917H.J. HjorthUniversal Lathe Attachmentmetal lathe accessories and attachments
1,233,034Jul. 10, 1917C.W. CroganTape measuretape measures
1,233,120Jul. 10, 1917F.R. PatchGrinding and Polishing Machinestone cutting machines
1,233,275Jul. 10, 1917C.V. KerrAir Compressorair compressors
1,233,500Jul. 17, 1917F.A. ParsonsTransmission Gearing for Milling Machinesmetalworking machine mechanisms
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