74363346
Feb 25, 1993
Apr 9, 1996
electrical apparatus for use with and in telecommunications systems, namely private branch exchanges and component parts thereof; electrical controllers for telecommunications networks; electrical apparatus for managing telecommunications networks, namely private branch exchanges and peripheral equipment used therewith, or standing alone, namely multiplexers, concentrators, backbone nodal switches, facsimile and analog voice compression interfaces; computer hardware having computer applications programs for managing telecommunications networks, computer hardware having computer applications programs for providing telecommunications network security control, computer hardware having computer applications programs for providing management information regarding usage and operation of telecommunications networks, computer hardware having computer applications programs for preparing financial and accounting information relating to usage of telecommunications networks
Electrical and Scientific Apparatus