PRISM SYSTEMS

telecommunication network systems; namely, monitoring, control, traffic, routing and centralized automated loop reporting systems comprising central control complexes, stations, and terminals; and related computer programs for use in public and private networks; and transmission and signalling products; namely, frequency division multiplex carrier terminals, fiber optic transceivers; microwave radio systems comprising transmitters, receivers, repeaters and related processors, and computer programs for use therewith

installation and maintenance of telecommunication systems