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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.
source data collection, storage and transmission systems-namely, portable, hand-held terminals for collection, display and storage of data and communicators with which said portable terminals are selectively connected for, inter alia, reading out and formatting data stored in such data terminals and for transmitting such readout and formatted data to further utilization menas