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US Patent: 126,506
Improvement in Pipe-Wrenches
William C. Westerfield - Fairbury, IL

USPTO Classifications:
81/90.9, 81/91.1, 81/91.2

Tool Categories:
wrenches : pipe wrenches
wrenches : wrench adjustment types : self-adjust wrenches


Not known to have been produced

E. W. Lyman
John H. Earl
E. Wolff
Geo. W. Mabee

Patent Dates:
Granted: May 07, 1872

Patent Pictures:
William C. Westerfield Pat. May 7, 1872
USPTO pdf tiff
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Westerfield Pipe Wrench (SCIENTIFIC AMERICAN June 1, 1872)
The wrench is self-acting; the specifications indicate it would be produced in 2 to 3 foot lengths.

A notice in the June 1, 1872 SCIENTIFIC AMERICAN indicates the tool would also work as a "car mover."

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