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US Patent: 818,062
Expansible bit
Patentee: Stiles H. Tucker (exact or similar names) - Seymour, CT USPTO Classifications: 408/194, 408/204, 408/212, 408/213 Tool Categories: woodworking tools : hand drills : drill bits : adjustable drill bits Assignees: None Manufacturer: Not known to have been produced Witnesses: S. Hart Culver Louis A. Brown	Patent Dates: Applied: Dec. 11, 1905 Granted: Apr. 17, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin

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