9 Electric and electronic apparatus, instruments, machines, goods and components; electric and electronic installation material for apparatus, instruments, machines and buildings; optical fibres, couplings and components; electric cables, leads, wires and branching and distribution systems; magnetic and optical data carriers, apparatus and machines; telecommunications and data communications apparatus, signalling apparatus, alarms, monitoring and checking (supervision) apparatus; parts and accessories for all the aforesaid goods.
11 Lighting apparatus and installations, lamps, protective devices for lighting installations, electric light bulbs, bulbs for lighting, electric discharge tubes for lighting, filaments for electric light bulbs, electric filaments for heating, installations (non-medical) for supplying gases and liquids, cooling installations and machines, laboratory lamps, air-cooling installations, air-purifying apparatus and machines, air-drying apparatus, searchlights, fluorescent tubes for lighting, magnesium wires (lighting), floodlight projectors, sockets for electric lighting, water pipe installations, water-softening apparatus and installations, water-distribution apparatus, water-supply installations, water-purifying installations, ventilation installations and apparatus.
37 Repair, maintenance and installation services.
41 Educational, teaching and training services.
42 Professional consultancy (non-business), research, development and consultancy concerning building construction and installation, engineering, industrial design, testing of materials.