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Patent number:
Patent Date:
US Patent: 265,712
Screw-Driver
Patentee:
James Swan (
exact
or
similar
names) - Seymour, CT
USPTO Classifications:
279/95
Tool Categories:
screwdrivers
:
screwdriver handles
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
G. W. Gregory
Bernice J. Noyes
Patent Dates:
Applied:
Apr. 03, 1882
Granted:
Oct. 10, 1882
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Steve Gosselin
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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