Computer support services (installation repair and maintenance of computer hardware and peripherals); installation of computers

Computer software design; computer system design; installation of computer software; testing of computer installations; testing of computer programs; testing of computers; upgrading of computer software; testing of computing equipment; maintenance of computer software and design and development of computer hardware and software

Computer hardware; computer memories; computer peripheral devices; computer programs for commercial transactions; computer software; computers; interfaces for computers; data processing apparatus

Computer networks and computer software and computer hardware for use in computer networks; 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, data processing equipment and computers; fire-extinguishing apparatus