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DE Patent: DE-639,317
Rundschleifmaschine Cylindrical Grinding Machine
Patentee: none listed (exact or similar names) - none listed, USPTO Classifications: Tool Categories: metalworking machines : grinders : cylindrical grinders Assignees: Cincinnati Grinders, Inc. - Cincinnati, Hamilton County, OH Manufacturer: Cincinnati Grinders, Inc. - Cincinnati, Hamilton County, OH Witnesses: Unknown	Patent Dates: Applied: Jun. 28, 1929 Granted: Dec. 02, 1936 Patent Pictures: Espacenet patent Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Grinders, Inc.

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