Granted Patent
Utility
US 4,333,317 · App. 06/175,168
Superheat controller
Inventor:
George N. Sawyer
Patented Case
View Patent ↗
Granted: Jun 8, 1982
Filed: Aug 4, 1980
Inventor
George N. Sawyer
Assignee (at issue)
General Electric Company
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.