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US Patent: 1,523,808
Wrench
Patentee: John Kropacz (exact or similar names) - Big Valley, AB Canada USPTO Classifications: 81/127, 81/128, 81/145, 81/185.2, 81/186 Tool Categories: wrenches : wrench adjustment types : quick adjust wrenches Assignees: None Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Jan. 29, 1924 Granted: Jan. 20, 1925 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz

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