42 Scientific and industrial researches in the field of digital television, engineering, computer, health, security, construction and information-system consultation services and working out of plans without any connection with the superintendence of works, testing of materials, laboratories, renting of distributor apparatus, printing, rent of access time to a server of data carriers, reporters services, filming on video tapes, management of exhibition areas, conception, elaboration, up to date and renting of computers, software, consultations in the field of computer, of security, software, of telecommunications, audiovisual, computers programming, conception (elaboration) of languages about description of data, of encryption systems, encryption systems, decryption, of access control of television, radiophonic programs and for all transmission of information, conception (elaboration) of programs and interactive apparatus, technical normalization services, technical researches, research and development of electronical, computing, audiovisual, scrambling and access control systems, in the fields of television, computing, telecommunications and audiovisual, secured archiving for electronic supports systems, authentification of electronic messages, rental of access time to telecommunications network, simultaneous programming and selection of television channel services, downloading (uploading) of video games, of financial services of stock exchange services, access supplying to a computer network; television and radio programs electronic guide; and issuing of electronic signals for mounting of cinematographic films