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US Patent: 115,824
Improvement in Wheel-Borers and Key-Way Cutters
Patentee:
Benjamin F. Copp - West Cumberland, Cumberland County, ME

USPTO Classifications:
29/29, 409/333

Tool Categories:
metalworking machines : drilling and boring : horizontal boring mills
metalworking machines : key seating machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: Jun. 13, 1871

Patent Pictures:
USPTO pdf tiff
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