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US Patent: 952,223
Wrench
Patentee:
Benjamin W. Woodward - Ipswich, MA

USPTO Classifications:
81/169, 81/DIG.3

Tool Categories:
wrenches : wrench adjustment types : screw adjust wrenches
wrenches : wrench components : wrench adjustment locks

Assignees:
None

Manufacturer:
Globe Wrench Co. - Ipswich, MA

Witnesses:
Fred S. Greenleaf
Edward F. Allen
Louis C. Smith
Thomas J. Drummond

Patent Dates:
Applied: May 05, 1909
Granted: Mar. 15, 1910

Patent Pictures: [ 1 | 2 | 3 ]
Benjamin W. Woodward Pat. March 15, 1910
USPTO pdf tiff
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Description:
A major feature of the patent is the adjustment lock slide on the back. Turning the handle moves the "outer" jaw. The drawing show options for nut or pipe jaws. Known examples do not include the adjustment lock, or pipe gripping jaws. Some have SUNAPEE, N.H. as the company location.

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