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US Patent: 76,955
Improved Machine for Making Auger-Bits
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
76/2

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:
B. W. Smith
E. H. Knight

Patent Dates:
Granted: Apr. 21, 1868

Patent Pictures: [ 1 | 2 ]
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