011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes. - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
037 - Building construction; repair; installation services. - Building construction; repair; installation services.
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.