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US Patent: 387,188
Machine for Cutting Floor-Lips and Spurs on Augers and Bits
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
76/3

Tool Categories:
tool making : making drills and augers
woodworking tools : hand drills : drill bits : auger bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Lewis A. Camp
Samuel P. Camp

Patent Dates:
Applied: May 14, 1888
Granted: Jul. 31, 1888

Patent Pictures: [ 1 | 2 ]
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