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Patent number:
Patent Date:
US Patent: 249,101
Screw-Driver
Patentee:
Henry A. Sawtell (
exact
or
similar
names) - Shirley, MA
USPTO Classifications:
30/339
,
81/438
Tool Categories:
screwdrivers
:
screwdriver blades
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
James Gerrish
Sarah Gerrish
Patent Dates:
Applied:
Aug. 22, 1881
Granted:
Nov. 01, 1881
Patent Pictures: [
1
|
2
]
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