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CA Patent: CA-5,344
Pipe Wrench
Booth's Pipe Wrench
Patentee:
Thomas Booth - Toronto, ON Canada

USPTO Classifications:

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William Ross
Lewis Tomlinson

Patent Dates:
Applied: Oct. 18, 1875
Granted: Nov. 02, 1875

Patent Pictures:
Thomas Booth patent November 2, 1875
CIPO Data
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5,344 in Canadian Patents Database
Description:
Swinging hook jaw pipe wrench. Size adjustable by moving the pivot point for the hook jaw to one of several notches. The pivot pin for the hook jaw has flats to allow sliding from notch to notch when the jaw is swung fully back.. The gripping surface of the fixed jaw is replaceable.

A refinement and revision of this patent was issued as U.S. patent no. 178,902 on June 20, 1876.

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