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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.
electroic ciphering and deciphering systems and electroic encryption systems comprising stationary or portable information processing terminals, facsimile transmission and reception units, data ciphering and programming units, voice encryption, transmission, and reception units, voice scrambling units, bulk (multiplex) data encryption units, on-line data encryption units, ciphering units or telex machine and low speed terminals, ciphering units for electronic mail terminals, ciphering units for packet switch network links, pocket ciphering units, off-line encryption systems, parts and peripherals therefor