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US Patent: 33,223
Pipe-Wrench
Instrument For Turning Pipe or Other Round Rods
Patentee:
James A. Wilcox (exact or similar names) - Rocky Hill, CT

USPTO Classifications:
81/106, 81/166

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Frederick A. Havens
Henry H. Taylor

Patent Dates:
Granted: Sep. 03, 1861

Patent Pictures:
James A. Wilcox Pat. Sept. 3, 1861
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Description:
The adjustable jaw is held in position by a screw adjusting link and by a spring.

Improved by patent no. 104,913 (June 28, 1870).

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