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US Patent: 116,077
Improvement in Wrenches and Pipe-Tongs
Patentee:
James A. Morrison - Brady's Bend, PA

USPTO Classifications:
81/347

Tool Categories:
wrenches : pipe wrenches : pipe tongs

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
John Engel
Denis Murphy
P. C. Dieterich
Wm. H. C. Smith

Patent Dates:
Granted: Jun. 20, 1871

Patent Pictures:
James A. Morrison Pat. June 20, 1871
USPTO pdf tiff
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Description:
The jaw faces pivot, and are serrated on their inner faces.

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