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US Patent: 2,389,656
Injector
Patentees: Arthur Williams (exact or similar names) - Munster, Lake County, IN Erich Henkel (exact or similar names) - Calumet City, Cook County, IL USPTO Classifications: 417/167, 417/180, 417/184, 417/193 Tool Categories: propulsion and energy : steam apparatus : water injectors propulsion and energy : steam apparatus : stationary boilers : feedwater apparatus Assignees: Superheater Co. - New York, NY Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 27, 1942 Granted: Nov. 27, 1945 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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