Granted Patent
Utility
US 5,861,856 · App. 07/627,401
Airborne radar
Inventors:
Brian J Beele, Geoffrey Salkeld
Patented Case
View Patent ↗
Granted: Jan 19, 1999
Filed: Dec 5, 1990
Inventors
Brian J Beele
Geoffrey Salkeld
Assignee (at issue)
British Aerospace Public Limited Co.
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.