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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: USPTO (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz
Description: Known example marked, "ROSS RENCHPLIERS PAT 2320303 LOS ANGELES MADE BY (logo)" Manufacturer identified from 1948 Popular Mechanics ad. Munn, Anderson & Liddy- patent attorneys

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