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US Patent: 1,216,775
Variable Speed Gearing
Patentee: Conrad M. Conradson (exact or similar names) - Madison, Dane County, WI USPTO Classifications: 74/425, 74/425.5, 82/142 Tool Categories: metalworking machines : metal lathes : engine lathes metalworking machines : metalworking machine mechanisms Assignees: None Manufacturer: Phoenix Mfg. Co. - Eau Claire, Eau Claire County, WI Witnesses: Unknown	Patent Dates: Applied: May 08, 1916 Granted: Feb. 20, 1917 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Phoenix Manufacturing Co.

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