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US Patent: 575,319
Cutter and Reamer Grinder
Patentee: Henry G. Barr (exact or similar names) - Worcester, Worcester County, MA USPTO Classifications: 451/178, 451/363, 451/364, 451/414, 451/65 Tool Categories: metalworking machines : grinders : sharpening machines : cutter grinding machines metalworking machines : grinders : tool grinders Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 27, 1896 Granted: Jan. 19, 1897 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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