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US Patent: 197,711
Improvement in machines for grinding lawn-motor cutter
Patentee:
Edward J. Worcester - Worcester, MA

USPTO Classifications:
451/213, 451/216, 451/220, 451/45

Tool Categories:
metalworking machines : grinding machines

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 pdf tiff
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"Vintage Machinery" entry for E. J. Worcester
Description:
Inventor Worcester also received patents for drill presses.

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