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US Patent: 154,471
Pipe-Wrenches
Patentee:
Charles H. Fulmer (exact or similar names) - Indianapolis, IN

USPTO Classifications:
24/498, 81/94

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench adjustment types : self-adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John E. Laing
J. A. Rutherford
S. A. Fulmer
Moses G. McLain

Patent Dates:
Applied: Jun. 20, 1874
Granted: Aug. 25, 1874

Patent Pictures:
Charles H. Fulmer Pat. Aug. 25, 1874
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Description:
The swinging jaw of this self-adjusting wrench sets in a slot in the head. Fulmer's improvements for this design received patent no. 160,415 on March 2, 1875.

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