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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:
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Report data errors or omissions to steward Joel Havens
Description:
C. A. Knowles - patent attorney

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