DIN EN 62227

33.160.60 35.160 35.240.99

IT, communication & electronic, Applications of information technology, IT applications in other fields IT, communication & electronic, Information technology, Microprocessor systems IT, communication & electronic, Audio, video and audiovisual engineering, Multimedia systems and teleconferencing equipment IT, communication & electronic, Telecommunication systems, IT applications in other fields IT, communication & electronic, Telecommunication. Telecontrol. Telemetering, IT applications in other fields Electric & lighting engineering, Installations in buildings - Electricity supply systems, IT applications in other fields Building services engineering & equipment, Installations in buildings - Electricity supply systems, IT applications in other fields Services & management, Education, IT applications in other fields