42 Computer-assisted design and engineering design services; design of integrated circuits; technical drawing services; computer-aided graphic design; computer-aided technical design; software development [design]; services provided by consultants in the field of design, selection, implementation and use of computer hardware and software systems; design and development of computer software and hardware for the production, recording and processing of digital and analog signals; technical consultancy relating to the design of computer hardware, software and computer peripherals; consultant services with respect to computer hardware design and development; scientific and technological research; research and development of new products for third parties.