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All Patents in class 74/348
Patents 16 - 30 of 30
First set of recordsPrevious set of recordsLast set of records
1,196,883Sep. 05, 1916J. ParkerVariable-speed mechanismmetalworking machine mechanisms
1,285,399Nov. 19, 1918W.H. RungeSpeed-changing mechanismmetal lathes
1,362,790Dec. 21, 1920F. HardingeGear mechanism for lathesmetal lathes
1,434,202Oct. 31, 1922W.B. EngelhardtElectric drillhandheld drills
1,709,233Apr. 16, 1929O.C. SchroederMechanical movementmetal lathe accessories
1,982,612Nov. 27, 1934W.G. HoelscherFeed box transmissionmetal lathes
2,186,168Jan. 09, 1940W.L. Groene, W.F. GroeneFeed Mechanism for Lathesmetalworking machine mechanisms
2,199,834May 07, 1940W.L. Groene, W.F. GroeneFeed Mechanism for Lathesmetalworking machine mechanisms
2,239,443Apr. 22, 1941H.C. Kemper, W.F. GroeneTransmission Mechanism for Lathesmetalworking machine mechanisms
2,277,432Mar. 24, 1942W.L. GroeneSpeed changing mechanism
2,374,322Apr. 24, 1945C.A. BickelLatheengine lathes
2,377,305Jun. 05, 1945C.A. BickelGear change mechanism for lathesmetal lathes
2,381,422Aug. 07, 1945C.A. BickelSensitive Precision Latheengine lathes
2,673,472Mar. 30, 1954F.D. Dickas, N.R. LoganVariable speed mechanism
3,058,365Oct. 16, 1962W.R. GerchowSpeed change device
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