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All Patents in class 451/485
Patents 1 - 5 of 5
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,560,507Nov. 03, 1925A.F. FroussardGrindercylindrical grinders
1,576,593Mar. 16, 1926A.F. FroussardCylinder honecylinder maintenance
2,171,417Aug. 29, 1939P. Schrick, E.M. McGovernCrankshaft grinding toolautomotive tools
2,195,493Apr. 02, 1940E.M. McGovern, P. SchrickCrankshaft grindercrankshaft maintenance
2,209,307Jul. 30, 1940F. Esz, A.H. DallSurface Finishing Machinegrinding machines
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