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US Patent: 681,162
Gas or Other Explosive Engine
Patentee: Andrew C. Wolfe (exact or similar names) - Denver, Arapahoe County, CO USPTO Classifications: 123/143R, 123/197.1, 123/41E, 123/41R, 123/65VD Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: Andrew C. Wolfe - Denver, Arapahoe County, CO Frank Dillingham - Denver, Arapahoe County, CO Charles K. Wolfe - Denver, Arapahoe County, CO Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 17, 1900 Granted: Aug. 20, 1901 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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