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All Patents in class 409/11
Patents 1 - 6 of 6
First set of recordsLast set of records
510,122Dec. 05, 1893F.L. Eberhardt, H.E. Eberhardt, U. EberhardtGear-cutting and hobbing machinegear making machines
1,143,570Jun. 15, 1915F. BurgessGear hobbergear making machines
2,183,362Dec. 12, 1939G. Davenport, W.F. ZimmermannRoller Bearing Mounted Work Tablegear making machines
2,183,363Dec. 12, 1939W.F. ZimmermannWork Tablegear hobbing machines
2,330,168Sep. 21, 1943W.F. ZimmermannHobbing Machinegear hobbing machines
5,634,250Jun. 03, 1997V. MihailovicHobbing Accessory for Vertical Milling Machine milling machine accessories
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