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US Patent: 412,883
Method of Operating Gas Engines
Patentee: Samuel Griffin (exact or similar names) - Bath, Somerset County, England USPTO Classifications: 123/198R, 123/64 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: Jun. 10, 1886 Granted: Oct. 15, 1889 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens
Description: Patented in England, 23 Aug 1883, #4,080 and in France, 26 Feb 1884, #160,573. Samuel Griffin was associated with the Kingston Iron Works of Bath, England.

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