035 - Advertising; business management; business administration; office functions. - Advertising; business management; business administration; office functions.
040 - Treatment of materials. - Treatment of materials.
042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services. - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; legal services.