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US Patent: 1,847,959
Wrench
Patentee:
Jason Harris - Mount Airy, NC

USPTO Classifications:
81/127

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

Assignees:
Harris Wrench Company, Inc. - Mount Airy, NC

Manufacturer:
Harris Wrench Company, Inc. - Mount Airy, NC

Witnesses:
none listed

Patent Dates:
Applied: Apr. 01, 1931
Granted: Mar. 01, 1932

Patent Pictures:
Jason Harris patent March 1, 1932, with 12 inch Harris Wrench - photo courtesy Patrick Leach - Mr. Peabody
USPTO pdf tiff
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Description:
A gear wheel on the inner end of the lever handle is held in engagement with rack teeth on the movable jaw by a strong leaf spring. The handle can be reset in relation to the jaw by pulling it back against the spring.

Produced as a pipe wrench.

Known example marked HARRIS WRENCH CO. MT. AIRY N.C. U.S.A. PATS PENDING.

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