[ Data processing equipment and computers; air-traffic radar apparatus; radar antennas; radar apparatus radar detectors; Cathode Ray Tube, liquid crystal display, light-emitting diode, or plasma radar displays; radar receivers with amplifiers; radar systems, namely, computer hardware and radar detectors, and component parts therefor; radar transmitters; computer programs for data processing; data processing systems, namely, data processing equipment, graphics processors and computers; pre-recorded magnetic data carriers, optical data carriers and solid state data carriers, all containing programs for data processing; modular sub-assemblies, namely, computers and computer hardware for use in data processing; air traffic control apparatus, namely, air traffic control radio equipment ]

[ Data processing services; business advisory services relating to data processing; business consultancy relating to data processing services; data processing for the collection of data for business purposes ]

[ Design and development of computer hardware and software; computer programming; computer consultancy services; creating programmes for data processing; design services for data processing systems; designing of data processing programmes; updating and rental of software for data processing; research relating to data processing; installation, maintenance and repair of computer software; ] analytical services, namely, research in the field of radar systems using radar; [ computer and information technology consultancy services; information technology support services, namely, technical support services in the nature of troubleshooting of computer software problems; provision of technical services, namely, providing technical advice related to the manufacture of radar and air traffic control systems, apparatus and instruments; computer monitoring services, namely, monitoring the computer systems of others for technical purposes and providing back-up programs and facilities; remote computer network technical monitoring and software maintenance services; computer security services, namely, computer security consultancy; ] provision of technical information in relation to engineering, in particular radio systems [ ; provision of technical services provided by technicians in the field of engineering, in particular radio systems; provision of technical information in relation to design and development of computer hardware and software; provision of technician services in the field of computer hardware and software; rental of computer software; advice, information and consultancy services relating to all of the aforesaid services; electronic data storage ]