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US Patent: 1,276,678
Wrench
Patentee:
Burrough P. Moore - St. Petersburg, FL

USPTO Classifications:
81/129.5, 81/134

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Frederick W. Ely
T. L. Cocksbee

Patent Dates:
Applied: Mar. 02, 1917
Granted: Aug. 20, 1918

Patent Pictures:
Burrough P. Moore patent August 20, 1918
USPTO pdf tiff
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Description:
A spring-loaded lever with teeth on the side if the movable jaw engages rack teeth on the side of the main shank. The spring holds the teeth in engagement. The movable jaw has alternate nut and pipe-gripping faces.

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