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US Patent: 514,211
Gas Engine
Patentee: Barton H. Coffey (exact or similar names) - New York, NY USPTO Classifications: 123/188.2, 123/58.4, 123/658, 123/65VC, 123/68, 123/69V, 123/74AC, 123/74C Tool Categories: propulsion and energy : internal combustion engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Nov. 14, 1892 Granted: Feb. 06, 1894 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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