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US Patent: 2,320,303
Mechanic's Tool
Patentee:
Clifford O. Ross (exact or similar names) - Beverly Hills, CA

USPTO Classifications:
81/356, 81/363, 81/391, 81/401

Tool Categories:
wrenches : pliers type wrenches : locking pliers

Assignees:
None

Manufacturer:
Master Mechanics Co. - Los Angeles, CA

Witnesses:
none listed

Patent Dates:
Applied: Apr. 28, 1941
Granted: May 25, 1943

Patent Pictures:
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Description:
Known example marked, "ROSS RENCHPLIERS PAT 2320303 LOS ANGELES MADE BY (logo)" Manufacturer identified from 1948 Popular Mechanics ad.

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