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US Patent: 469,615
Knife Sharpener
Patentee: Simon W. Wardwell (exact or similar names) - Boston, Suffolk County, MA USPTO Classifications: 76/87 Tool Categories: knives and cutters : sharpening apparatus Assignees: Frank Mossberg - Attleborough, Bristol County, MA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 09, 1891 Granted: Feb. 23, 1892 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Mossberg Manufacturing Co.

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