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US Patent: 498,476
Gas Engine
Patentee: Samuel Lawson (exact or similar names) - New York, NY USPTO Classifications: 123/146 Tool Categories: propulsion and energy : internal combustion engines : ignition systems Assignees: Samuel Lawson - Brooklyn, NY Alonzo T. Welch - Brooklyn, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 02, 1891 Granted: May 30, 1893 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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