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US Patent: 570,439
Engine Gas engine for dirigible
Patentee: Edward J. Pennington (exact or similar names) - Mount Carmel, IL USPTO Classifications: 123/54.2 Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Robert Bell Walter G. Allison	Patent Dates: Applied: Jul. 21, 1892 Granted: Oct. 27, 1896 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Pennington Machine Works

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