Granted Patent
Utility
US 4,409,687 · App. 06/254,080
Arrangement and method for establishing radio communication in a system
Inventors:
John C. Berti, James W. Williams
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Apr 14, 1981
Inventors
John C. Berti
James W. Williams
Assignee (at issue)
General Electric 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.