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US Patent: 11,787
Pawl Drill
Patentee:
Simon Ingersoll - New York, NY

USPTO Classifications:
81/33

Tool Categories:
woodworking tools : hand drills

Assignees:
None

Manufacturer:
Ingersoll Rock Drill Company - New York, NY

Witnesses:
John O'Neil
J. Dennis, Jr.

Patent Dates:
Granted: Oct. 10, 1854

Patent Pictures:
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