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US Patent: 994,457
Variable Diameter Brace-Bit for Boring Wood
Patentee: George William Green (exact or similar names) - Bobin, New South Wales, Australia USPTO Classifications: 408/26, 82/1.5 Tool Categories: woodworking tools : hand drills : drill bits : adjustable drill bits Assignees: None Manufacturer: Not known to have been produced Witnesses: W. J. Davis M. J. Candiup	Patent Dates: Applied: Aug. 04, 1910 Granted: Jun. 06, 1911 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin (dm)

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