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US Patent: 456,853
Gas or Vapor Engine
Patentees: Arthur Rollason (exact or similar names) - Sandiacre, Derbyshire County, England John Henry Hamilton (exact or similar names) - Sandiacre, Derbyshire County, England USPTO Classifications: 123/376, 137/605 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: Mar. 26, 1891 Granted: Jul. 28, 1891 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Electric Manufacturing & Gas Engine Co. "Vintage Machinery" entry for Wells Brothers Ltd.
Description: Patented in England, 18 Oct 1889, #16,434.

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