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US Patent: 1,175,897
Rotary Valve for Explosive-Engines
Patentee: Aage E. Winckler (exact or similar names) - Racine, Racine County, WI USPTO Classifications: 123/190.9 Tool Categories: propulsion and energy : internal combustion engines : oil engines : valves Assignees: J. I. Case Threshing Machine Co. - Racine, Racine County, WI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 05, 1913 Granted: Mar. 14, 1916 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. I. Case & Co.

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