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Patents Granted on 1919-__-__
Patents 1 - 15 of 251
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1,290,489Jan. 07, 1919W.J. BauerSpiral tool-driverspiral screwdrivers
1,290,550Jan. 07, 1919F. HardingeCross slide mechanism for lathesmetal lathes
1,290,921Jan. 14, 1919J.A. DavidsonMicrometer Caliperspecial purpose gauges
1,291,002Jan. 14, 1919H.W. HowlandCrosscut band-sawtree felling machines
1,291,118Jan. 14, 1919P. PlantingaRelieving Attachment for Lathesmetal lathe accessories
1,291,211Jan. 14, 1919J.T. SlocombThread Micrometermicrometers
1,291,534Jan. 14, 1919H.L. JohnstonCoffee-grinder
1,291,856Jan. 21, 1919L. HanebergPlaneplane beds
1,292,285Jan. 21, 1919M.J. FairchildSocket Wrenchsocket wrenches
1,292,579Jan. 28, 1919F.H. Clement, H.A. PerkinsDouble surfacerwood planers
1,292,714Jan. 28, 1919J.R. CookElectric motor-switchelectric motors
1,292,792Jan. 28, 1919F.O. Jaques, Jr.Gagespecial purpose gauges
1,292,859Jan. 28, 1919A.B. Nutting, H.R. NuttingClutchindustrial machine clutches
1,293,696Feb. 11, 1919E.M. BushWrenchpliers type wrenches
1,293,713Feb. 11, 1919H.A. ChuseSteam Enginesteam engine valves
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