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All Patents in class 409/1
Patents 1 - 12 of 12
First set of recordsLast set of records
NumberDatePatenteeTitleType
67,219Jul. 30, 1867T.B. RussellImprovements in Gear-Cutting Wheelsgear making machines
107,903Oct. 04, 1870J.L. HathawayFinishing Watch Wheelsgear making machines
510,121Dec. 05, 1893U. Eberhardt, H.E. Eberhardt, F.L. EberhardtGear-cutting machinegear making machines
638,562Dec. 05, 1899J.S. CopelandGear Cutting Machinegear making machines
868,159Oct. 15, 1907T. CoventryBevel Wheel Shaping Machinegear making machines
905,084Nov. 24, 1908E.J. LeesCutter Head for Gear Cutting Machinesgear making machines
1,192,450Jul. 25, 1916S.S. Cook, A.Q. Carnegie, C.A. ParsonsGear Cutting Machinegear making machines
1,262,192Apr. 09, 1918E.C. HeadMethod of Producing Gearsgear making machines
1,686,523Oct. 09, 1928E.C. HeadMachine for producing gearsgear making machines
2,049,492Aug. 04, 1936H.Q. Munn, J.C. DraderMethod of Machining Bevel Gearsgear cutting tools
2,940,365Jun. 14, 1960J.C. DraderControl Apparatusmachine tool controls
3,521,524Jul. 21, 1970R.A. Wassdorp, E.J. HunkelerControl Apparatus for Checking and Controlling Sequential Machine Operationsmachine tool controls
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