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All Patents in class 74/377
Patents 1 - 15 of 20
First set of recordsNext set of recordsLast set of records
181,220Aug. 15, 1876S.B. StoneSteam Wagonsteam carriages
310,774Jan. 13, 1885D.L. BallardReversing Gear for Shaping Machinesmetalworking machine mechanisms
437,157Sep. 23, 1890H.W. HoneymanTapping attachment for drill presstapping machines
588,877Aug. 24, 1897C. QuastTraction Enginesteam traction engines
913,417Feb. 23, 1909R. MilneGearingmetalworking power transmission
928,780Jul. 20, 1909R. MilneTapping attachment for drilling-machinesdrilling and boring
978,221Dec. 13, 1910P.L. Brockardt, S.C. SchauerGearingdrill presses
1,187,007Jun. 13, 1916M. MuggeridgeGearing
1,506,367Aug. 26, 1924G.W. EmrickTapping attachmenttapping heads and chucks
1,519,316Dec. 16, 1924J.E. LarshDevice for imparting rotary motiontapping machines
1,708,183Apr. 09, 1929A. LevedahlSpindle lock
1,732,038Oct. 15, 1929E.L. Connell, F. SchneiderStud-setting machine
1,752,422Apr. 01, 1930A.G. DeckerPortable electric tapperhandheld power tool accessories
1,758,656May 13, 1930G.W. EmrickTapping attachmenttapping heads and chucks
1,903,963Apr. 18, 1933G.W. EmrickMultiple disk clutchtapping machines
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