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US Patent: 931
Sharpening rotary saws
Patentee:
Thaddeus Selleck - Haverstraw, NY

USPTO Classifications:
76/38

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Leonard Gwinn
John W. Sherwood

Patent Dates:
Granted: Sep. 19, 1838

Patent Pictures:
USPTO pdf tiff
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