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Patent number:
Patent Date:
US Patent: 1,175,950
Wrench
Patentee:
Michael I. Ginsburg (
exact
or
similar
names) - Philadelphia, PA
USPTO Classifications:
81/127
,
81/165
Tool Categories:
wrenches
:
wrench adjustment types
:
screw adjust wrenches
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
W. Hamilton Rose
S. S. Williamson
Patent Dates:
Applied:
Jun. 17, 1913
Granted:
Mar. 21, 1916
Patent Pictures:
USPTO
(New site tip)
Google Patents
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