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US Patent: 385,595
Pipe-Wrench
Improvement in Pipe-Wrenches
Patentee:
Benjamin F. Chappell - South Windham, CT

USPTO Classifications:
81/179

Tool Categories:
wrenches : alligator wrenches
wrenches : pipe wrenches
wrenches : wrench components : wrench jaw components

Assignees:
None

Manufacturer:
A. H. Anthony - Jewett City, CT

Witnesses:
Frank H. Allen
Tyler J. Howard

Patent Dates:
Applied: Nov. 14, 1886
Granted: Jul. 03, 1888

Patent Pictures: [ 1 | 2 ]
Benjamin F. Chappell patent July 3, 1888
USPTO pdf tiff
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Description:
"Bill-mouthed" wrench with "floating" curved wedge-shaped toothed element in the "upper" jaw. Known examples have straight jaw faces.

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