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US Patent: 81,859
Improvement in cutter-heads
Patentee:
Edward S. Wright (exact or similar names) - New York, NY

USPTO Classifications:
144/230

Tool Categories:
woodworking machines : machine and tool cutters : cutterheads

Assignees:
Samuel Leggett - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Sep. 01, 1868

Patent Pictures:
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