Granted Patent
Utility
US 4,288,759 · App. 06/116,121
Microwave transformer
Inventor:
Harry L. Stover
Patented Case
View Patent ↗
Granted: Sep 8, 1981
Filed: Jan 28, 1980
Inventor
Harry L. Stover
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.