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US Patent: 3,931
Steam-valve
Patentee: Samuel Talbott (exact or similar names) - Richmond, VA USPTO Classifications: 137/630.14 Tool Categories: propulsion and energy : steam engines : steam engine valves Assignees: None Manufacturer: Talbott & Sons - Richmond, VA Witnesses: William Sinton Thomas H. Wynne	Patent Dates: Granted: Feb. 28, 1845 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Talbott & Sons

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