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US Patent: 1,269,831
Razor Sharpening Machine
Patentee: Robert Colfax McCaleb (exact or similar names) - Chicago, IL USPTO Classifications: 29/DIG.69, 451/205, 76/81.7 Tool Categories: trade specific : cutler Assignees: None Manufacturer: Not known to have been produced Witnesses: W. Losby Fred Beaty J. R. Tomly R. L. Parker	Patent Dates: Applied: Dec. 26, 1916 Granted: Jun. 18, 1918 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: C. A. Knowles - patent attorney

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