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US Patent: 2,464,381
Coupling
Patentees: Eames Donaldson (exact or similar names) - Buffalo, Erie County, NY Walter J. Johnson (exact or similar names) - Buffalo, Erie County, NY USPTO Classifications: 403/379.4, 81/124.6, 81/177.85 Tool Categories: wrenches : socket wrenches Assignees: J. H. Williams & Co. - Buffalo, Erie County, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jun. 12, 1947 Granted: Mar. 15, 1949 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Stan Schulz

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