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US Patent: 134,237
Improvement in drills
Patentee:
Charles H. Amidon - Millers Falls, MA

USPTO Classifications:
144/92, 408/64, 74/333, 74/414

Tool Categories:
woodworking tools : hand drills : eggbeater drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George Bartle
R. D. O. Smith

Patent Dates:
Granted: Dec. 24, 1872

Patent Pictures:
USPTO pdf tiff
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Description:
Invention is for a small drill that can be held in a bench vise.

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