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US Patent: 741,743
Steam-engine Valve for compound engine
Patentee: Charles E. Van Norman (exact or similar names) - Springfield, MA USPTO Classifications: 91/11 Tool Categories: propulsion and energy : steam engines Assignees: None Manufacturer: Van Norman Machine Tool Co. - Springfield, MA Witnesses: William S. Bellows M. A. Campbell	Patent Dates: Applied: Mar. 07, 1902 Granted: Oct. 20, 1903 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Van Norman Machine Tool Co.

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