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US Patent: 860,141
Quick Opening Valve
Patentee: Joseph P. Lavigne (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 116/277, 251/220, 251/333 Tool Categories: industrial tools : industrial valves hardware : valves Assignees: Detroit Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Dec. 02, 1905 Granted: Jul. 16, 1907 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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