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Patent number:
Patent Date:
US Patent: 31,034
Pipe Wrench
Improvements in Wrenches for Turning Pipes, Round Bolts, and Similar Articles
Patentee:
Ezra Ripley
- Troy, NY
USPTO Classifications:
81/155
,
81/98
Tool Categories:
wrenches
:
pipe wrenches
wrenches
:
wrench components
:
wrench jaw components
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
L. Stone
J. J. Savage
Patent Dates:
Granted:
Jan. 01, 1861
Patent Pictures:
Ezra Ripley Pat. Jan. 1, 1861
USPTO
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Description:
An adjustable rotating face for the "fixed jaw" is the patented feature of this swinging hook jaw pipe wrench.
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