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US Patent: 1,459,809
Valve
Patentee: Adolph Von Wangenheim (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 251/120, 251/185 Tool Categories: hardware : valves Assignees: Detroit Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 27, 1922 Granted: Jun. 26, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Detroit Lubricator Co.

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