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US Patent: 1,838,957
Wrench
Patentee:
John Orawiec - Chicago, IL

USPTO Classifications:
24/115R, 74/127, 81/DIG2

Tool Categories:
wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 19, 1931
Granted: Dec. 29, 1931

Patent Pictures:
USPTO pdf tiff
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Description:
Wrench and valve grinder.

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