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US Patent: 23,714
Steam Balanced Valve
Patentee: C. A. Schultz (exact or similar names) - New York, NY USPTO Classifications: 251/176, 251/282 Tool Categories: propulsion and energy : steam engines : steam engine valves Assignees: None Manufacturer: Neptune Iron Works - New York, NY Witnesses: Unknown	Patent Dates: Granted: Apr. 19, 1859 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Neptune Iron Works

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