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US Patent: RE4,902
Improvement in Wrenches
George C. Taft - Worcester, MA

USPTO Classifications:

Tool Categories:
wrenches : wrench components : wrench handle components
wrenches : wrench components : wrench jaw components

Loring Coes - Worcester, MA

L. Coes & Co. - Worcester, MA

A. H. Kuth
H. S. Smith

Patent Dates:
Applied: Oct. 14, 1870
Granted: May 14, 1872

Reissue Information:
Reissue of 88,230 (Mar. 23, 1869)

Patent Pictures:
George C. Taft Reissue Pat. May 14, 1872
USPTO pdf tiff
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The patent includes a "jog-bar" feature, recessed sides of the wrench head to deal with shrinkage cracking, a pin attaching the ferule to the main bar, and the shape of the adjustable jaw in relation to the main bar.

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