Granted Patent
Utility
US 4,785,306 · App. 06/819,679
Dual frequency feed satellite antenna horn
Inventor:
Edwin A. Adams
Patented Case
View Patent ↗
Granted: Nov 15, 1988
Filed: Jan 17, 1986
Inventor
Edwin A. Adams
Assignee (at issue)
General Instrument Corporation
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.