1
Wells Joel D, McClure George F, Freeman Lionel D, Endicott John R, Cunningham Marion L: Multiple zone communications system and method. Martin Marietta Corporation, Burns Doane Swecker Mathis, August 5, 1975: US3898390 (143 worldwide citation)

A method and system for more efficiently utilizing presently available and prospectively available two-way communication channels for communication between mobile telephones and either fixed telephones or mobile telephones. A large mobile telephone service area is divided into a plurality of smaller ...


2
Wells Joel D, Endicott John R, Cunningham Marion L, Freeman Lionel D, Mcclure George F: Systeme et methode de communication telephonique multi-zones, Multiple zone communications system and method. Harris Corporation, August 29, 1978: CA1037564

ABSTRACT OF THE DISCLOSUREA method and system for more efficiently utilizing presently availableand prospectively available two-way communication channels for communicationbetween mobile telephones and either fixed telephones or mobile telephones.A large mobile telephone service area is divided into ...


3
Mcclure George F, Freeman Lionel D, Endicott John R: Systeme de communication entre zones multiples et methode de fonctionnement, Multiple zone communication system and method. Harris Corporation, June 19, 1979: CA1056918

ABSTRACT OF THE DISCLOSURE A method and system for more efficiently utilizing pre-sently available and prospectively available two-way communi-cation channels for communication between mobile telephonesand either fixed telephones or mobile telephones. A largemobile telephone service area is divided ...