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US Patent: 236,258
Oscillating Gas Motor
Patentee: Joseph Ravel (exact or similar names) - Paris, France USPTO Classifications: 123/144, 123/38, 123/42 Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: Compagnie Des Moteurs a Gaz Française , Systéme Ravel - Paris, France Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 26, 1880 Granted: Jan. 04, 1881 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Patented in France, 21 Nov 1878

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