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All Patents of Type: gear making machines
Patents 1 - 15 of 110
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NumberDatePatenteeTitleType
5,614Jun. 06, 1848J.P. GaumeMachinery for cutting Cog-Wheels, &c.gear making machines
6,161Mar. 10, 1849G.H. CorlissMachine for Cutting the Cogs of Beveled Cog Wheelsgear making machines
25,759Oct. 11, 1859H. PfarrerGear Cutting Enginegear making machines
67,219Jul. 30, 1867T.B. RussellImprovements in Gear-Cutting Wheelsgear making machines
78,896Jun. 16, 1868E. RobertsCutting Teeth on Metal Wheelsgear making machines
107,903Oct. 04, 1870J.L. HathawayFinishing Watch Wheelsgear making machines
118,262Aug. 22, 1871U. OppermannCombined Lathe and Gear Cuttermetal lathes
152,400Jun. 23, 1874N.T. Y MirapeixGear-Cutting Machinegear making machines
155,026Sep. 15, 1874G.M. HolmesGear-Cutting Machinesgear making machines
175,859Apr. 11, 1876W. GleasonMachine for Cutting the Teeth of Metal Gearsgear making machines
183,298Oct. 17, 1876A. HanauerGear-Planergear making machines
190,470May 08, 1877G.H. CorlissGear-Cutting Machinegear making machines
RE9,468Nov. 16, 1880W. GleasonMachine for Cutting the Teeth of Metal Gearsgear making machines
273,451Mar. 06, 1883A.H. BrainardGear Cutting Machinegear making machines
301,891Jul. 15, 1884R.S. Eastman, F. HigginsGear Cutting Machinegear making machines
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