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All Patents in class 74/409
Patents 1 - 15 of 32
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NumberDatePatenteeTitleType
330,391Nov. 17, 1885A.T. GiffordMilling-machinemilling machines
1,107,731Aug. 18, 1914L.H. VoldMeans for Eliminating Vibrations in Rotary Shaftsmetalworking power transmission
1,723,852Aug. 06, 1929F.S. HaasGrinding Machinerygrinding machines
1,791,747Feb. 10, 1931J.B. ArmitageMachine-Tool Transmissionmilling machines
1,978,132Oct. 23, 1934F.S. HaasGrinding Machinegrinding machines
2,163,836Jun. 27, 1939F.S. HaasBacklash-Eliminating Mechanism for Machine Toolsgrinding machines
2,195,911Apr. 02, 1940W.F. ZimmermannSelective Worm Gear Table Drivegear hobbing machines
2,254,010Aug. 26, 1941R.D. Wortendyke, C. HerfurthGrinding Machinegrinding machines
2,267,696Dec. 23, 1941H.J. Siekmann, W.F. GroeneBlacklash Eliminator for Orbital Lathesmetalworking machine mechanisms
2,302,575Nov. 17, 1942E.G. Roehm, M. RomaineBacklash Eliminator for Spindle Drivesmetalworking machine mechanisms
2,339,102Jan. 11, 1944F.A. ParsonsTransmission and Control Mechanismmilling machines
2,371,045Mar. 06, 1945G.H. Ekstrom, B.R. GranbergFeed screw mechanism
2,682,941Jul. 06, 1954A.H. Hawley, Sr.Machine Tool Transmissionmetalworking power transmission
2,769,349Nov. 06, 1956O.A. CostelloDisconnectable Worm Gearingindustrial machine gearing
2,889,755Jun. 09, 1959W. SchroederMachine Tool Transmissionmetalworking power transmission
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