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US Patent: 307,057
Gas Engine
Patentee: Samuel Lawson (exact or similar names) - New York, NY USPTO Classifications: 123/39, 123/405, 123/81B Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: Samuel Lawson - New York, NY Alonzo T. Welch - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jan. 31, 1884 Granted: Oct. 21, 1884 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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