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US Patent: 2,051,755
Pipe Wrench
Patentee:
William O. Thewes (exact or similar names) - North Ridgeville, OH

USPTO Classifications:
81/105

Tool Categories:
wrenches : pipe wrenches

Assignees:
Ridge Tool Co. - North Ridgeville, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 26, 1934
Granted: Aug. 18, 1936

Patent Pictures:
William O. Thewes patent August 18, 1936
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Description:
A double compression coil spring formed of a single piece of wire forms the "centering" springs for the frame of a Stillson type pipe wrench. The original application was divided, resulting in this patent and no. 2,076,830, isssued April 13, 1937.

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