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US Patent: 446,851
Gas Engine
Patentee: Barton H. Coffey (exact or similar names) - Philadelphia, PA USPTO Classifications: 123/48A, 123/48B Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 27, 1890 Granted: Feb. 24, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Application renewed 01 Dec 1890.

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