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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.
voice, data, text, image, and video communication network systems comprising any combination of multiplexers, [ data controllers ], data termination units, modems, channel banks, shelves, power supplies, connectors, control cards, interface cards, printed circuit boards and computer programs for use in voice, data, text, image, and video communications systems and instructional manuals used in connection therewith, all sold as a unit; voice, data, text, image, and video communication network hardware, namely multiplexers, [ data controllers ], data termination units, modems, channel banks, shelves, power supplies, connectors, control cards, interface cards, and printed circuit boards; computer programs for use in voice, data, text, image, and video communications systems and instructional manuals used in connection therewith all sold as a unit; operating computer programs designed to support communications in a data network comprising computers and computing equipment and instructional manuals used in connection therewith, all sold as a unit; [ voice paging systems comprising any combination of system control units, paging units, speaker units, and paging horns ]; local area network systems comprising any combination of [ data controllers ], cabling and operating computer programs designed to support communications in a data network comprising computers and computing equipment and instructional manuals used in connection therewith, all sold as a unit