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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
telecommunications equipment, namely radio transmitters and receivers and protection switching systems, comprising switching controls, intelligent multiplexers, protection switches, mini-repeater housings, frame controllers, asynchronous and fractional data cards, and modems therefor; radio repeaters; fiber optic transmission systems comprising routers, switches, hubs, bridges, fiber optic cable, fiber optic connectors; multiplex systems, comprising network multiplexers; cable carrier systems, comprising coaxial transmission lines, coaxial cables, coaxial cable assemblies, coaxial rigid lines, coaxial cable feeds, coaxial cable connectors; subscriber carrier systems comprising analog subscriber carriers and transcoders; computer programs for managing and operating telecommunication networks; data transmission systems comprising optical signal generators, optical signal regenerators, optical signal receivers, optical signal transmitters, optical signal distributors, optical signal converters, optical signal multiplexers, and demultiplexers, optical amplifiers, optical repeaters, optical filters, optical fibers and replacement parts therefor; pulse code modulation systems comprising pulse code modulation channel analyzers, pulse code modulation test sets; central supervisory control and data acquisition systems for monitoring, processing and controlling telecommunications operations; echo suppressors, fax machines, telephone switches, private automatic branch exchangers; station equipment, namely telephone sets, cord connectors; coin operated telephones; telephone apparatus namely intercoms and telephone answering machines; telecommunication apparatus, namely telephones, cellular telephones, computers, printers, answering machines, facsimile equipment; mobile radio equipment namely mobile radios, transceivers and transponders for mobile radios