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US Patent: 116,847
Improvement in ratchet-drills
Patentee:
James W. Mahlon (exact or similar names) - Brooklyn, NY

USPTO Classifications:
192/71, 408/122

Tool Categories:
woodworking tools : hand drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Fred Haynes
J. W. Cooper
Patent Dates:
Granted: Jul. 11, 1871

Patent Pictures:
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