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All Patents of Type: multiple spindle lathes
Patents 16 - 30 of 62
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NumberDatePatenteeTitleType
1,449,465Mar. 27, 1923J.J. Van HamersveldAutomatic Machine Toolmultiple spindle lathes
1,508,662Sep. 16, 1924Z.L. LitvinasTailstock for multiple-spindle lathesmultiple spindle lathes
CA-243,754Oct. 21, 1924Z.L. LitvinasTurning lathemultiple spindle lathes
1,527,791Feb. 24, 1925R.E. FlandersLathemultiple spindle lathes
1,696,027Dec. 18, 1928E.P. Bullard, Jr.Automatic Multiple Spindle Lathemultiple spindle lathes
1,717,047Jun. 11, 1929Z.L. LitvinasMultiple spindle lathemultiple spindle lathes
1,782,138Nov. 18, 1930F.M. Davis, A.C. HoehContinuously-operating multiple lathemultiple spindle lathes
2,130,809Sep. 20, 1938C.E. MillerMultiple Spindle Automatic Lathemultiple spindle lathes
2,137,849Nov. 22, 1938C.E. MillerWork Feeding Mechanismautomatic lathes
2,138,522Nov. 29, 1938W.F. Groene, W.R. MeyerFour-spindle drum type crankshaft lathecrankshaft lathes
2,138,964Dec. 06, 1938W.F. GroeneOrbital lathecrank pin lathes
2,156,153Apr. 25, 1939W.R. Meyer, H.J. Siekmann, W.F. GroeneMultiple Spindle Vertical Crankshaft Lathecrankshaft lathes
2,161,548Jun. 06, 1939C.E. MillerThreading Mechanismautomatic lathes
2,219,694Oct. 29, 1940C.E. MillerMachine for Making Shaftsautomatic lathes
2,233,993Mar. 04, 1941M.F. CampbellLoading and Unloadng of Work in Machine Toolsmetalworking machine mechanisms
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