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Patent number:
Patent Date:
US Patent: 1,712,484
Screw Driver
Patentee:
William Straton Thomson (
exact
or
similar
names) - Plantsville, CT
USPTO Classifications:
16/430
,
16/DIG.12
,
81/177.1
,
81/436
Tool Categories:
screwdrivers
:
screwdriver handles
Assignees:
Tobrin Tool Co.
- Plantsville, CT
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 14, 1926
Granted:
May 14, 1929
Patent Pictures: [
1
|
2
]
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