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US Patent: 2,257,407
Knife sharpener
Patentee:
Carlyle C. Wulff (exact or similar names) - Chicago, IL

USPTO Classifications:
451/241

Tool Categories:
knives and cutters : sharpening apparatus
metalworking machines : grinders : sharpening machines

Assignees:
None

Manufacturer:
Wulff Mfg. Co. - Ontarioville, IL

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 30, 1940
Granted: Sep. 30, 1941

Patent Pictures:
USPTO (New site tip)
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Wulff Mfg. Co.
Description:
This patent number was seen on a Wulff Hone-Rite Sharpener from Wulff Mfg. Co.

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