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US Patent: 303,239
Mechanism for Manufacturing Augers
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
409/76, 451/180, 451/222, 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
B. J. Noyes

Patent Dates:
Applied: Jul. 03, 1884
Granted: Aug. 05, 1884

Patent Pictures: [ 1 | 2 ]
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