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Patent number:
Patent Date:
US Patent: 508,302
Pipe Wrench
Patentees:
Richard S. Gillespie (
exact
or
similar
names) - New York, NY
Harry James (
exact
or
similar
names) - New York, NY
USPTO Classifications:
81/105
Tool Categories:
wrenches
:
pipe wrenches
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
G. W. Rea
Robert Everett
Ransom E. Wilcox
Warren A. Leonard
Patent Dates:
Applied:
Mar. 28, 1893
Granted:
Nov. 07, 1893
Patent Pictures:
Richard S. Gillespie and Harry James patent November 7, 1893
USPTO
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Report data errors or omissions to steward Stan Schulz
Description:
Adjustable wrench of the Stillson type, with a double pivot link between the main shank and the frame that holds the movable jaw and adjusting nut.
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