Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 2,520,386
Refrigeration Expansion Valve
Patentee:
Earnest J. Dillman (exact or similar names) - Detroit, Wayne County, MI

USPTO Classifications:
137/468, 137/494, 236/92B, 251/294, 251/61.4, 251/85, 62/225, 92/101, 92/103M, 92/95

Tool Categories:
specialty machines : refrigeration apparatus
hardware : valves

Assignees:
Detroit Lubricator Co. - Detroit, Wayne County, MI

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 17, 1944
Granted: Aug. 29, 1950

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Detroit Lubricator Co.

Copyright © 2002-2024 - DATAMP