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US Patent: 1,870,326
Wrench
Patentee:
Milton W. Emmett - Los Angeles, CA

USPTO Classifications:
81/133

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

Assignees:
Emmett Wrench Company - Seattle, WA

Manufacturer:
Emmett Wrench Company - Seattle, WA

Witnesses:
none listed

Patent Dates:
Applied: Aug. 24, 1929
Granted: Aug. 09, 1932

Patent Pictures:
Milton W. Emmett patent Aug. 9, 1932
USPTO pdf tiff
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Description:
An internal set of gears and "pawl" provide the adjusting means; depressing the pawl allows the movable jaw freedom to move.

Known example marked EMMETT WRENCH CO. PATENT PENDING. The Emmett Wrench Company was incorporated at Seattle, Washington.

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