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US Patent: 19,162
Ratchet Movement for Screw Drivers
Patentee:
Guillaume Henri Talbot - Boston, MA

USPTO Classifications:
81/33

Tool Categories:
screwdrivers : screwdriver mechanisms : ratcheting screwdrivers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
I. F. Buckley
W. Tusch

Patent Dates:
Granted: Jan. 19, 1858

Patent Pictures:
USPTO pdf tiff
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