telecommunications products, namely telephones, telephone systems comprising a handset and console unit with console features, namely standard telephone functions, one-touch dialing, call progress monitoring, group listening, clock/calendar and alarm, electronic display, and modules for features, namely automatic dialing, call restriction, stored message recall, and custom calling, also known as telesystems; cordless telephones; speakerphones, also known as hands free telephone apparatus; mobile telecommunication equipment comprising a control telephone unit, transceiver and antenna; wireless telephones and component parts thereof; batteries for wireless telephones; battery power plants for use in providing and managing energy supply requirements in the telecommunications industry; telephone answering machines; clock radio telephones; caller identification devices; lightwave data links, namely transmitters and receivers; modems; computer programs for telecommunications switches and voice mail and messaging; telephone installation apparatus, namely phonemounts, dual outlet adaptors, telephone outlets, modular jacks, wire junctions and plug-in converters; interactive television units for acquisition of information from data bases; telecommunications switches; computer programs for managing telecommunications networks; voice and data transmitting, carrying and receiving equipment, namely telecommunication carriers, central office and remote terminals, channel banks, electronic plug-ins and pair-gain apparatus; network multiplexers; data communication multiplexers and concentrators; videotex terminals; electric emergency call units; telephone answering machines; videophones; pagers; fiber optic cable; copper cable and wire; fiber optic connectors, integrated circuits; microprocessors; digital signal processors; personal communicators, namely writing styii and tablets that enable individuals to communicate over a wired or wireless telecommunications network; video teleconferencing products

design, construction, operation and maintenance of telecommunications systems and telecommunications networks

design of microprocessors and digital signal processors; the design and maintenance of computer programs to manage, operate, and maintain communications systems and telecommunications networks