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US Patent: 307,830
Pipe Wrench
Pipe Wrench and Cutter Combined
Alfred Barbour - Tarentum, PA

USPTO Classifications:
30/102, 81/182, 81/98

Tool Categories:
wrenches : wrench combination tools
wrenches : pipe wrenches


Barbour Brothers - Tarentum, PA

F. B. Voltz
S. H. Harris
W. A. Bartlett
W. L. Johnson

Patent Dates:
Applied: Apr. 17, 1883
Granted: Nov. 11, 1884

Patent Pictures:
Alfred Barbour patent November 11, 1884
USPTO pdf tiff
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The self-adjusting hook jaw pipe wrench has nothing new. The patent is for the combination of such a wrench combined with roller pipe cutter on a movable jaw.

Ken Cope's "American Wrench Makers 1830-1930" notes Barbour Brothers of Tarentum, PA produced the wrench as the PEERLESS pipe wrench.

The patent is noted in pat. no. 333,836.

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