Granted Patent
Utility
US 4,460,123 · App. 06/542,771
Apparatus and method for controlling the temperature of a space
Inventor:
John P. Beverly
Patented Case
View Patent ↗
Granted: Jul 17, 1984
Filed: Oct 17, 1983
Inventor
John P. Beverly
Assignee (at issue)
Roberts-Gordon Appliance Corp.
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.