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US Patent: 2,079,348
Valve
Patentee: Albert G. Hann (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 251/144, 251/256 Tool Categories: hardware : valves Assignees: Detroit Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 10, 1935 Granted: May 04, 1937 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Detroit Lubricator Co.
Description: Original application filed 29 Jan., 1935. Divided and this application filed 10 May, 1935.

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