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US Patent: 550,451
Gas Engine
Patentees: Henry A. Lauson (exact or similar names) - Chicago, IL John J. Norman (exact or similar names) - Chicago, IL Abram A. Nott (exact or similar names) - Janesville, Rock County, WI USPTO Classifications: 123/348, 123/82 Tool Categories: propulsion and energy : internal combustion engines : gas and gasoline engines Assignees: None Manufacturer: Not known to have been produced Witnesses: Charles S. Burton Jean Elliott E. T. Wray	Patent Dates: Applied: Jun. 04, 1894 Granted: Nov. 26, 1895 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. J. Norman Co. "Vintage Machinery" entry for John Lauson Mfg. Co.

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