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US Patent: 1,852,075
Wrench
Patentee:
Ernest W. Crocker - Duchesne, UT

USPTO Classifications:
81/167, 81/97, 81/DIG.5

Tool Categories:
wrenches : pipe wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Jun. 04, 1931
Granted: Apr. 05, 1932

Patent Pictures:
USPTO pdf tiff
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Description:
Clarence A. O'Brien - patent attorney

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