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US Patent: 2,641,874
Grinding Machine
Patentee: Roy G. Kirby (exact or similar names) - Cincinnati, Hamilton County, OH USPTO Classifications: 451/239, 451/295, 451/62, 451/913, 82/144, 82/148 Tool Categories: metalworking machines : grinders : cam grinding machines metalworking machines : grinders : profile and contour grinders Assignees: Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 21, 1950 Granted: Jun. 16, 1953 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Milling Machine Co.

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