Granted Patent
Utility
US 4,970,518 · App. 07/280,910
Air traffic control radar beacon system multipath reduction apparatus and method
Inventor:
Elbert L. Cole, Jr.
Patented Case
View Patent ↗
Granted: Nov 13, 1990
Filed: Dec 7, 1988
Inventor
Elbert L. Cole, Jr.
Assignee (at issue)
Westinghouse Electric Company LLC
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.