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US Patent: 114,545
Improvement in ratchet-drills
Patentee:
William Frankel (exact or similar names) - Springfield, OH

USPTO Classifications:
408/122.5

Tool Categories:
woodworking tools : hand drills

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
B. C. Converse
J. K. Mower

Patent Dates:
Granted: May 09, 1871

Patent Pictures:
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