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All Patents in class 82/106
Patents 1 - 15 of 69
First set of recordsNext set of recordsLast set of records
770,381Sep. 20, 1904S. McMillenMechanism for Turning Wrist Pins, &c.metalworking machines
855,320May 28, 1907A.B. LandisEccentric work-holder for grinding-machinesgrinding machines
1,372,075Mar. 22, 1921L.J. KirchenbauerCrank Pin Lathecrank pin lathes
1,528,972Mar. 10, 1925W.F. GroeneLathe of the Type Generally Referred to as Crank Shaft Lathecrankshaft lathes
1,633,633Jun. 28, 1927W.F. GroeneCrank Shaft Lathescrankshaft lathes
RE17,040Jul. 17, 1928L.J. KirchenbauerCrank Pin Lathecrank pin lathes
1,700,721Jan. 29, 1929W.F. GroeneCenter Drive Lathecrankshaft lathes
1,744,885Jan. 28, 1930H.J. Siekmann, W.F. GroeneMachine Toolmachine tool controls
1,843,359Feb. 02, 1932W.F. GroeneDouble Center Drive Crank Shaft Lathecrankshaft lathes
RE18,662Nov. 22, 1932H.J. Siekmann, W.F. GroeneMachine Toolmachine tool controls
1,921,919Aug. 08, 1933W.F. GroeneOrbital Lathecrankshaft lathes
1,934,530Nov. 07, 1933W.F. GroeneMachine Toolcrank pin lathes
1,934,976Nov. 14, 1933G.W. Luning, W.F. GroeneCrank Shaft Lathecrankshaft lathes
1,938,696Dec. 12, 1933W.F. GroeneMachine Toolmetalworking machine mechanisms
1,993,994Mar. 12, 1935H.J. Siekmann, W.F. GroeneOrbital Lathemetalworking machine mechanisms
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