9 Scientific, nautical, surveying and electric apparatus and instruments not included in other classes, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment, computers; fire-extinguishing apparatus.
11 Apparatus for lighting, heating, steam-generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes, except steam-generating apparatus which is not directly connected to total energy units containing gas turbines or other gas engines.
37 Repair and installation; supervision of installation and repair work; repair and installation information.
38 Telecommunications and telecommunications information; rental of telecommunications apparatus.
39 Distribution of water, electricity and gas.
42 Scientific and industrial research; electricity consultancy; engineering; technical and industrial project studies; technical research.