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US Patent: 1,562,543
Screw Driver
Screw Gripping Screwdriver
Patentee:
Seth J. Cox - Franklin, PA

USPTO Classifications:
81/453

Tool Categories:
screwdrivers : screwdriver blades

Assignees:
None

Manufacturer:
Unknown

Witnesses:
none listed

Patent Dates:
Applied: Jun. 27, 1925
Granted: Nov. 24, 1925

Patent Pictures: [ 1 | 2 | 3 ]
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Description:
This is an improvement to Patent 1412550, the improvement is the ability of the screw engaging jaws to be moved to a non engaged position, allowing screws to be removed as well as completely tightened. This Patent was farther improved in Patent 2185910 also by Seth Cox. Samples marked,"S.J.Cox,Franklin,PA. Pat.No.1562543."

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