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US Patent: 313,456
Machine for the Manufacture of Auger-Bits
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
409/163, 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:
G. W. Gregory
W. H. Sigston

Patent Dates:
Applied: Jun. 23, 1884
Granted: Mar. 03, 1885

Patent Pictures:
USPTO pdf tiff
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