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US Patent: 1,723,852
Grinding Machinery
Patentee: Fred S. Haas (exact or similar names) - Cincinnati, OH USPTO Classifications: 409/146, 451/14, 451/152, 451/364, 74/409 Tool Categories: metalworking machines : grinding machines Assignees: Cincinnati Grinders, Inc. - Cincinnati, OH Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 05, 1927 Granted: Aug. 06, 1929 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Cincinnati Grinders, Inc.

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