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Patent number:
Patent Date:
US Patent: 1,273,193
Screw-Driver
T-Handle Screw-Driver
Patentee:
Percy Smith (
exact
or
similar
names) - Detroit, MI
USPTO Classifications:
294/57
,
81/177.1
,
81/436
Tool Categories:
screwdrivers
:
screwdriver handles
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Richard Piguillem
Frank C. Foster
Patent Dates:
Applied:
Jan. 31, 1918
Granted:
Jul. 23, 1918
Patent Pictures:
USPTO
(New site tip)
Google Patents
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