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US Patent: 1,271,715
Razor Blade Sharpening Machine
Patentee:
Samuel Hanner - Bronx, NY

USPTO Classifications:
451/194

Tool Categories:
trade specific : cutler

Assignees:
None

Manufacturer:
Royal Stropper Co. - New York, NY

Witnesses:
J. R. Firth
Charles C. Gill

Patent Dates:
Applied: Aug. 16, 1917
Granted: Jul. 09, 1918

Patent Pictures:
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Description:
Charles C. Gill - patent attorney

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