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US Patent: 461,802
Gas or Gasoline Vapor Engine
Patentee: Paul C. Sainsevain (exact or similar names) - San José, Santa Clara County, CA USPTO Classifications: 123/169R, 123/363, 123/51B, 123/62, 313/122, 313/141 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: Sep. 30, 1890 Granted: Oct. 20, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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