Granted Patent
Utility
US 4,962,488 · App. 07/304,543
Technique for surface to surface communications using high frequency radio with low probability of intercept signaling
Inventors:
Robert A. Dell-Imagine, Millard J. Parrish, John A. Carnaghie
Patented Case
View Patent ↗
Granted: Oct 9, 1990
Filed: Jan 31, 1989
Inventors
Robert A. Dell-Imagine
Millard J. Parrish
John A. Carnaghie
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.