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US Patent: 737,495
Valve-gear for steam-engines
Patentees: John W. Sargent (exact or similar names) - Providence, RI Richard H. Rice (exact or similar names) - Providence, RI William O. Tourgee (exact or similar names) - Providence, RI USPTO Classifications: 251/58 Tool Categories: propulsion and energy : steam engines : steam engine valve gear Assignees: Providence Engineering Works - Providence, RI Manufacturer: Providence Engineering Works - Providence, RI Witnesses: Socrates Scholfield Richard A. Robertson	Patent Dates: Applied: Jan. 02, 1903 Granted: Aug. 25, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Providence Engineering Works

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