Granted Patent
Utility
US 5,386,709 · App. 07/988,547
Subcooling and proportional control of subcooling of liquid refrigerant circuits with thermal storage or low temperature reservoirs
Inventor:
David Andrew Aaron
Patented Case
View Patent ↗
Granted: Feb 7, 1995
Filed: Dec 10, 1992
Inventor
David Andrew Aaron
Assignee (at issue)
Baltimore Aircoil Company, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.