Granted Patent
Utility
US 5,159,701 · App. 07/716,757
Method and apparatus for a distributive wide area network for a land mobile transmission trunked communication system
Inventors:
Keith Barnes, Donald R. Bauman, Howard Neal Brace, Philip A. Keefer, Michael E. Mihelich
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Jun 18, 1991
Inventors
Keith Barnes
Donald R. Bauman
Howard Neal Brace
Philip A. Keefer
Michael E. Mihelich
Assignee (at issue)
E.F. Johnson 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.