Granted Patent
Utility
US 4,678,929 · App. 06/781,633
Radio frequency switch
Inventors:
Feroz K. Alpaiwalla, Robert H. Begeman
Patented Case
View Patent ↗
Granted: Jul 7, 1987
Filed: Sep 30, 1985
Inventors
Feroz K. Alpaiwalla
Robert H. Begeman
Assignee (at issue)
RCA Corporation
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.