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US Patent: 47,102
Screwdriver and Tweezers
Patentee:
D. Frank Hartford - Boston, MA

USPTO Classifications:
81/452

Tool Categories:
trade specific : clockmaker
screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
N. Ames
N. E. Wallace

Patent Dates:
Granted: Apr. 04, 1865

Patent Pictures:
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Description:
Combination screwdriver and tweezers intended for watchmakers and jewelers.

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