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US Patent: 1,436,759
Ring-grinding machine
Patentee: Edward B. Gardner (exact or similar names) - Beloit, WI USPTO Classifications: 451/269 Tool Categories: metalworking machines : grinders Assignees: Badger Tool Co. - Beloit, WI Manufacturer: Badger Tool Co. - Beloit, WI Witnesses: Unknown	Patent Dates: Applied: Dec. 09, 1920 Granted: Nov. 28, 1922 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Badger Tool Co.

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