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US Patent: 529,049
Auger for Boring and Reaming
Bit for Flared Holes
Patentees:
Louis Frederick Charles Rich - New York, NY
Henry Hull - New York, NY

USPTO Classifications:
175/289, 408/26, 82/1.5

Tool Categories:
woodworking tools : hand drills : drill bits

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Leonard M. Ridgway
Thomas Shearon

Patent Dates:
Applied: May 19, 1894
Granted: Nov. 13, 1894

Patent Pictures: [ 1 | 2 ]
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