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US Patent: 78,047
Improvement in Pipe-Wrench and Cutter
Patentee:
James L. Brierly - Auburn, MA

USPTO Classifications:
30/102, 81/108, 81/164, 81/182, 81/186

Tool Categories:
wrenches : pipe wrenches
combination tools

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. S. Prentiss
F. E. Prentiss

Patent Dates:
Granted: May 19, 1868

Patent Pictures:
James L. Brierly Pat. May 10, 1868
USPTO pdf tiff
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Description:
Interchangeable heads contain a roller cutter for the pipe cutter function, or a gripping surface for the pipe wrench function. Turning the threaded handle adjusts the pipe wrench or provides the cutting force for the pipe cutter.

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