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All Patents in class 82/1.11
Patents 1 - 15 of 21
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NumberDatePatenteeTitleType
318,526May 26, 1885F.H. Tidgewell, F. WaiteTaper Measuring Toolmeasurement gauges
1,191,305Jul. 18, 1916F.K. HendricksonMultiple-tool turning-lathemetal lathes
1,318,045Oct. 07, 1919E. Becker, Administrator, J. Becker, deceased (Estate of)Art of Cutting Screw Threadsmetal threading machines
1,468,935Sep. 25, 1923W.W. VosperPipe-Cutting Machinepipe cutting machines
1,899,608Feb. 28, 1933E.C. BullardMetal Working
1,949,512Mar. 06, 1934C.H. NortonMethod of turning and grinding round work surfacescylindrical grinders
2,044,497Jun. 16, 1936B.P. SchiltzMethod of Machining Metallic Workpieces
2,141,466Dec. 27, 1938W.R. Meyer, W.F. GroeneMethod of Machining Crankshaftsmetal lathe chucks
2,148,348Feb. 21, 1939W.F. Groene, H.J. SiekmannTurret latheturret lathes
2,611,290Sep. 23, 1952E.P. BullardMethod of Turning Work
3,822,618Jul. 09, 1974A.A. TomenceakContour Machiningmilling machine cutters
3,874,809Apr. 01, 1975R.S. HahnApparatus for Machining Surface of Revolution Having Discontinuitesmetalworking machine mechanisms
3,888,146Jun. 10, 1975A.A. TomenceakContour Machiningform producing lathes
4,250,551Feb. 10, 1981R.L. Werdin, L.C. Poehlman, G.E. Paveglio, Jr.Methods and Apparatus for Lead Segment Machiningnc and cnc apparatus
4,250,775Feb. 17, 1981R.M. Ortlieb, R.A. JerueMachine tool and methodhorizontal boring mills
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