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US Patent: 315,079
Extension-Shank for Bits, &c.
Patentee: Isaac P. Shotts (exact or similar names) - Linden, IN USPTO Classifications: 279/79, 279/89, 403/341 Tool Categories: woodworking tools : hand drills : drill bit extensions Assignees: None Manufacturer: Not known to have been produced Witnesses: E. W. Bradford Charles L. Thurber	Patent Dates: Applied: Feb. 07, 1885 Granted: Apr. 07, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin (dm)

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