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US Patent: 2,472,149
Thermostatic Expansion Valve
Patentee: Earnest J. Dillman (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 236/92B, 62/212 Tool Categories: industrial machines : industrial machine mechanisms : industrial control apparatus : flow controls hardware : valves specialty machines : refrigeration apparatus Assignees: Detroit Lubricator Co. - Detroit, Wayne County, MI Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Feb. 18, 1946 Granted: Jun. 07, 1949 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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