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US Patent: 444,161
Bit Combined Screwdriver, Gimlet & Reamer Bit
Patentee: Francis J. Roche (exact or similar names) - Somerville, MA USPTO Classifications: 408/193 Tool Categories: woodworking tools : hand drills : drill bits : countersinks Assignees: Francis J. Roche - Somerville, MA Raymond Sonia - Somerville, MA William J. Bourque - Somerville, MA Manufacturer: Not known to have been produced Witnesses: O. M. Shaw N. Turner	Patent Dates: Applied: Aug. 18, 1890 Granted: Jan. 06, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin (dm)

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