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Patent number:
Patent Date:
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:
USPTO
(New site tip)
Google Patents
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