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All Patents in class 409/5
Patents 1 - 4 of 4
First set of recordsLast set of records
461,952Oct. 27, 1891U. Eberhardt, Jr., H.E. Eberhardt, U. EberhardtGear-cutting or milling-machinemilling machines
806,075Nov. 28, 1905T. FawcusSpiral Gear Cutting Machinegear making machines
1,104,482Jul. 21, 1914H.J. EberhardtGear Cutting Machinegear making machines
2,769,375Nov. 06, 1956A.D. MoncrieffHobbing Machinegear making machines
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