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US Patent: 289,069
Wrench
Patentee:
John H. Coes - Worcester, MA

USPTO Classifications:
81/171

Tool Categories:
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
Coes Wrench Co. - Worcester, MA

Witnesses:
Charles H. Burleigh
S. R. Barton
F. E. Pollard

Patent Dates:
Applied: Oct. 17, 1883
Granted: Nov. 27, 1883

Patent Pictures:
John H. Coes Pat. Nov. 27, 1883
USPTO pdf tiff
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Description:
The patent is for a case-hardened or steel insert at the base of the adjustable jaw of a "Coes Pattern" wrench. (The jaws were cast "malleable" iron.)

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