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US Patent: 666,264
Valve for Explosion Engines
Patentee: Julian F. Denison (exact or similar names) - New Haven, New Haven County, CT USPTO Classifications: 123/190.4, 123/65R, 123/73D Tool Categories: propulsion and energy : internal combustion engines : internal combustion traction engines Assignees: Annie B. Denison - New Haven, New Haven County, CT Backus Water Motor Co. - Newark, Essex County, NJ Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 14, 1898 Granted: Jan. 22, 1901 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Backus Water Motor Co.

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