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US Patent: 100,757
Screw Driver
pocket screwdriver
Patentee:
Lewis  Hart (exact or similar names) - Unionville, CT

USPTO Classifications:
7/165

Tool Categories:
combination tools
screwdrivers

Assignees:
None

Manufacturer:
Unknown

Witnesses:
William E. Simmons
Samuel F. Jones
Patent Dates:
Applied: Nov. 06, 1869
Granted: Mar. 15, 1870

Patent Pictures: [ 1 | 2 | 3 | 4 ]
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