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US Patent: 197,711
Improvement in machines for grinding lawn-motor cutter
Patentee: Edward J. Worcester (exact or similar names) - Worcester, MA USPTO Classifications: 451/213, 451/216, 451/220, 451/45 Tool Categories: metalworking machines : grinders Assignees: None Manufacturer: E. J. Worcester - Worcester, MA Witnesses: Charles H. Burleigh J. Edwin Lewis	Patent Dates: Applied: Oct. 30, 1877 Granted: Nov. 27, 1877 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for E. J. Worcester
Description: Inventor Worcester also received patents for drill presses.

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