Granted Patent
Utility
US 4,821,044 · App. 07/038,083
Waveguide slot array termination and antenna system
Inventor:
Louis A. Kurtz
Patented Case
View Patent ↗
Granted: Apr 11, 1989
Filed: Apr 14, 1987
Inventor
Louis A. Kurtz
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.