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US Patent: 1,212,287
Combined Nut and Pipe Wrench
Patentee:
Wilbur S. Upson (exact or similar names) - Mansfield, OH

USPTO Classifications:
81/157, 81/178

Tool Categories:
wrenches : pipe and nut combination wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Samuel S. Matthes

Patent Dates:
Applied: Sep. 12, 1916
Granted: Jan. 16, 1917

Patent Pictures:
Wilbur S. Upson Patent January 15, 1917
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Description:
This screw-adjustable open end wrench has a reversible adjustable jaw. The adjusting worm can be retracted from the jaw to allow for rapid adjustment. Otherwise it is very similar to the CARLL combination nut and pipe wrench (pat. no. 1,060,891).

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