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US Patent: 311,308
Combined Tweezer and Screw-Driver Screw holding screwdriver, Watchmakers tool
Patentee: Charles  E. Glessner (exact or similar names) - Boulder, CO USPTO Classifications: 81/453 Tool Categories: trade specific : watchmaker screwdrivers : screwdriver blades Assignees: None Manufacturer: Not known to have been produced Witnesses: Edward L. Walker James P. Maxwell	Patent Dates: Applied: Oct. 13, 1884 Granted: Jan. 27, 1885 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Steve Gosselin
Description: Mr. Glessner is listed as a Watchmaker, working at Tryner's Jewelry, Denver ,CO. in 1887

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