Granted Patent
Utility
US 4,983,237 · App. 07/233,405
Antenna lamination technique
Inventor:
Norman L. Alfing
Patented Case
View Patent ↗
Granted: Jan 8, 1991
Filed: Aug 18, 1988
Inventor
Norman L. Alfing
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.