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CA Patent: CA-221,761
Steam Engine Valve Gear Mecanisme du Tiroir Machine a Vapeur
Patentee: Edwin F. Williams (exact or similar names) - Erie, Erie County, PA USPTO Classifications: Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: Skinner Engine Co. - Erie, Erie County, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Granted: Aug. 01, 1922 Patent Pictures: CIPO Data Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Skinner Engine Co.

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