Granted Patent
Utility
US 4,286,437 · App. 06/057,350
Energy saving refrigeration system
Inventors:
Fayez F. Abraham, Edward E. Bowman
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Jul 13, 1979
Inventors
Fayez F. Abraham
Edward E. Bowman
Assignee (at issue)
Tyler Refrigeration Corporation
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.