Granted Patent
Utility
US 4,612,546 · App. 06/373,766
Satellite command link protection system
Inventor:
Harold A. Rosen
Patented Case
View Patent ↗
Granted: Sep 16, 1986
Filed: Apr 30, 1982
Inventor
Harold A. Rosen
Assignee (at issue)
Hughes Aircraft 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.