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US Patent: 434,656
Steam Boiler
Patentee: Albert Cunningham (exact or similar names) - Milwaukee, Milwaukee County, WI USPTO Classifications: 122/393, 122/397, 122/408.1, 122/59 Tool Categories: propulsion and energy : steam apparatus : stationary boilers Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Jul. 09, 1885 Granted: Aug. 19, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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