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US Patent: 1,441,301
Hot Well Ejector
Patentee: Henry F. Schmidt (exact or similar names) - Swarthmore, Delaware County, PA USPTO Classifications: 417/175 Tool Categories: industrial machines : pneumatic : air compressors Assignees: Westinghouse Electric & Mfg. Co. - Pittsburgh, Allegheny County, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Oct. 22, 1920 Granted: Jan. 09, 1923 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Westinghouse Electric & Manufacturing Co.

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