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US Patent: 107,894
Improvement in knife-grinding machines
Patentee:
Edward S. M. Fernald - Saco, ME

USPTO Classifications:
144/138, 451/152, 451/237

Tool Categories:
woodworking machines : machine and tool cutters : cutter grinding

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Oct. 04, 1870

Patent Pictures:
USPTO pdf tiff
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