Development and design of equipment and instruments for electronic data processing and of electronic data readers and of other organisational aids in the field of electronic data processing (so-called "edp"), particularly electronic data processing equipment and data processing programs in the form of manuals and programs in the form of manuals and programs recorded on data carriers; scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and data carriers; rental and development of computers used as apparatus for electronic data processing and of programmes for data processing