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All Patents in class 451/403
Patents 1 - 14 of 14
First set of recordsLast set of records
265,976Oct. 17, 1882W.T. NicholsonMachine for Forming Teeth Upon File-Blankstool making machines
399,066Mar. 05, 1889C.S. McMillanSaw-gummersaw gummers
630,325Aug. 08, 1899H.W. CheneyBevel-gear-generating machinegear making machines
679,611Jul. 30, 1901G.A. EnsignSpoke-finishing machinebelt sanders
719,769Feb. 03, 1903G.A. EnsignSpoke-finishing machinewheelwright
1,140,299May 18, 1915C.M. ConradsonAutomatic Multiple Spindle Lathemultiple spindle lathes
1,780,886Nov. 04, 1930E.F. Mitchell, J.F. PribnowCircular-saw-sharpening machinesaw sharpening machines
2,442,635Jun. 01, 1948R.D. BennettSpline or gear grindergear making machines
2,454,591Nov. 23, 1948J.L. King, S.G. BradyIndexing Mechanismindexers and dividers
2,712,274Jul. 05, 1955C.M. HajewskiTwo Spindle Milling Machinemilling machines
4,133,423Jan. 09, 1979F. ZanklShuttle system for machine tool
4,211,512Jul. 08, 1980F. ZanklRotary table with ballscrew drive
6,010,394Jan. 04, 2000J.H. Dieck, R.K. RosenquistAutomatic mower reel grinder
6,290,581Sep. 18, 2001J.H. Dieck, R.K. RosenquistAutomatic mower reel grinder
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