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US Patent: 2,449,842
Work Gauge
Patentee: Elton S. Cornell (exact or similar names) - Charlestown, Sullivan County, NH USPTO Classifications: 33/199R, 33/544.6 Tool Categories: metalworking tools : machinist tools : measuring tools : thread gages Assignees: Bryant Chucking Grinder Co. - Springfield, Windsor County, VT Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 06, 1943 Granted: Sep. 21, 1948 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Bryant Chucking Grinder Co.

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