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US Patent: 238,761
Pipe Wrench
Patentee:
Jeremiah J. Carmody - Brooklyn, NY

USPTO Classifications:
81/68

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
H. G. Hinton
Geo. H. Benton
J. A. Rutherford
Jas. E. Hutchinson

Patent Dates:
Applied: Jan. 26, 1881
Granted: Mar. 15, 1881

Patent Pictures:
Jeremiah J. Carmody patent March 15, 1881
USPTO pdf tiff
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Description:
The wrench uses a flat link chain. The specifications iterate why this type of chain is preferable to the other types used in other chain wrenches.

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