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US Patent: 2,245,654
Gear Lapping and Finishing Machine
Patentees: Joseph C. Drader (exact or similar names) - Detroit, Wayne County, MI John D. Rovick (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 29/90.6, 409/31, 451/114, 451/184, 451/194, 451/210, 451/247, 451/47 Tool Categories: metalworking machines : gear lapping machines Assignees: Michigan Tool Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 24, 1935 Granted: Jun. 17, 1941 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Michigan Tool Co.

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