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US Patent: 395,615
Machine for grinding mower-knives
Patentee: Rufus Dutton (exact or similar names) - New York, NY USPTO Classifications: 451/128, 451/154 Tool Categories: agricultural : sharpeners metalworking machines : grinders : sharpening machines Assignees: Mower Knife Grinder Co. - New York, NY Manufacturer: Not known to have been produced Witnesses: C. H. Pinkham, Jr. Clinton B. Davis	Patent Dates: Applied: Oct. 22, 1887 Granted: Jan. 01, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: Improvements to patents 342,290 and 359,964.

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