Computers and computer-related apparatus and instruments; apparatus and instruments for computer networks including local area networks; network cards, interface cards, hubs, transcievers, repeaters, integrated circuits, bridges/routers; computer software, computer programs; data processing equipment; scientific, nautical, surveying, electric, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; 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; fire-extinguishing apparatus