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US Patent: 2,377,299
Rotary Pump
Patentee: Adolf Von Wangenheim (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 418/257, 418/268, 418/47, 418/82 Tool Categories: industrial machines : pumps : rotary pumps Assignees: Detroit Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 16, 1944 Granted: May 29, 1945 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 19 Nov., 1942. Divided and this application filed 16 Mar., 1944.

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