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Patent number:
Patent Date:
US Patent: 1,086,078
Plier Wrench
Patentee:
Herbert R. Palmer (
exact
or
similar
names) - Cleveland, OH
USPTO Classifications:
81/330
,
81/331
,
81/391
,
81/393
Tool Categories:
pliers
Assignees:
Herbert R. Palmer
- Cleveland, OH
Meyer S. Hyman
- Cleveland, OH
Manufacturer:
Not known to have been produced
Witnesses:
Alice B. Moore
Hugh B. McGill
Harold E. Smith
J. B. Hull
Patent Dates:
Applied:
May 10, 1911
Granted:
Feb. 03, 1914
Patent Pictures:
Herbert R. Palmer Pat. February 13, 1914
USPTO
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Description:
A parallelogram linkage and a rack and lever adjustment in the handle that operates the jaws gives this pliers parallel jaw motion, and a wide range of capacity, while keeping the two handles in manageable range where hand strength is greatest.
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