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US Patent: 515,327
Screw-driver
Patentee: Edward A. Eggert (exact or similar names) - Buffalo, NY USPTO Classifications: 74/127, 74/57 Tool Categories: screwdrivers : screwdriver mechanisms : spiral screwdrivers Assignees: None Manufacturer: Not known to have been produced Witnesses: George R. Vaughan Townsend  W. Crosby	Patent Dates: Applied: Apr. 13, 1893 Granted: Feb. 27, 1894 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin

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