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US Patent: 1,329,161
Wrench
Patentee:
Robert J. Colson (exact or similar names) - St. Louis, MO

USPTO Classifications:
81/179

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
none listed
Patent Dates:
Applied: Dec. 10, 1918
Granted: Jan. 27, 1920

Patent Pictures:
Robert J. Colson patent Jan. 27, 1920
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Description:
Quick adjustment and replaceable jaw faces.

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