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US Patent: 661,554
Rotary Cutter Head
Patentee: John E. Roberts (exact or similar names) - Jamestown, Chautauqua County, NY USPTO Classifications: 29/DIG.67, 408/194, 408/203.5, 82/130 Tool Categories: metalworking machines : drilling and boring : drill bits Assignees: Straight Mfg. Co. - Jamestown, Chautauqua County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 27, 1899 Granted: Nov. 13, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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