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US Patent: 290,218
Attachment for Screwdrivers Screw holding screwdriver
Patentee: Charles W. Drake (exact or similar names) - Pittsburg, Allegheny County, PA USPTO Classifications: 279/37, 81/455 Tool Categories: screwdrivers : screwdriver mechanisms Assignees: None Manufacturer: Not known to have been produced Witnesses: William H. Lewis A. C.S. Wilson	Patent Dates: Applied: Jun. 21, 1883 Granted: Dec. 18, 1883 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin

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