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US Patent: 265,712
Screw-Driver
Patentee:
James Swan - Seymour, CT

USPTO Classifications:
279/95

Tool Categories:
screwdrivers : screwdriver handles

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 03, 1882
Granted: Oct. 10, 1882

Patent Pictures:
USPTO pdf tiff
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Description:
A hole is drilled through the length of the handle, and counterbored in an irregular manner, at the upper end. The shaft is then pushed into place and molten lead, or similar material, is cast to form an irregular plug around its squared end.

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