Granted Patent
Utility
US 5,239,538 · App. 07/658,798
Controller architecture for RF trunking distributed multisite switch
Inventors:
James L. Teel, Philip C. Gulliford, Charles P. Brame, Timothy F. Cree, Wim A. Improm
Patented Case
View Patent ↗
Granted: Aug 24, 1993
Filed: Feb 22, 1991
Inventors
James L. Teel
Philip C. Gulliford
Charles P. Brame
Timothy F. Cree
Wim A. Improm
Assignee (at issue)
Ericsson GE Mobile Communications Inc.
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.