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US Patent: 242,656
Bit-gage
Patentee: W. Haskell King - Athol, MA USPTO Classifications: 408/202 Tool Categories: woodworking tools : hand drills : drill accessories : drill depth stops Assignees: None Manufacturer: W. H. King - Athol, MA Witnesses: William H. Smith Thomas O. Ginkinger	Patent Dates: Granted: Jun. 07, 1881 Patent Pictures: [ 1 | 2 ] USPTO pdf tiff Google Patents Report data errors or omissions
Description: In 2005 Martin Donnelly listed an example of this depth stop. The thumbscrew is marked, "W. H. KING / ATHOL, MASS. / JUNE 7, 1881".

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