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US Patent: 1,720,650
Adjustable Wrench
Patentee: Benjamin H. Purdy (exact or similar names) - Douglas, KS USPTO Classifications: 81/142, 81/145, 81/177.9 Tool Categories: wrenches : wrench adjustment types : quick adjust wrenches Assignees: Benjamin H. Purdy - Douglas, KS C. A. Watson - Winfield, KS Carl McGregor - Winfield, KS Manufacturer: Not known to have been produced Witnesses: none listed	Patent Dates: Applied: Dec. 22, 1927 Granted: Jul. 09, 1929 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz
Description: William C. Edwards Jr. - patent attorney

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