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US Patent: 554,157
Wrench
Patentee:
James M. Watson - Clements, KS

USPTO Classifications:
81/106, 81/132

Tool Categories:
wrenches : pipe wrenches

Assignees:
James M. Watson - Clements, KS
S. E. Yeoman - Elmdale, KS
O. G. Carner - Elmdale, KS
E. W. Jeffrey - Elmdale, KS

Manufacturer:
Not known to have been produced

Witnesses:
H. G. Dieterich
J. Edw. Luckett
G. W. Freemyer
I. D. Rider, Jr.

Patent Dates:
Applied: Sep. 28, 1895
Granted: Feb. 04, 1896

Patent Pictures:
James M. Watson patent February 4, 1896
USPTO pdf tiff
Google Patents
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Description:
Swinging hook-jaw pipe wrench with an adjustable base for the pivot to accommodate a range of sizes.

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