Granted Patent
Utility
US 4,700,145 · App. 06/714,504
Radially fed microwave signal combiner/distributor apparatus
Inventors:
John Yelland, Alan Thompson
Patented Case
View Patent ↗
Granted: Oct 13, 1987
Filed: Mar 21, 1985
Inventors
John Yelland
Alan Thompson
Assignee (at issue)
Plessey Overseas Limited
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.