Data processing equipment, namely, data processors and computers; computer software programs for use in the design and planning of installations for lighting, air conditioning, ventilating and heating; regulating and control devices and equipment, namely, electric light dimmers and electric light switches, and touch panels for lighting installations and lights; ballasts and starters for glow-discharge lamps; electronic transformers; connectors and plug connections for fibre optic cables

Lighting installations, devices and equipment and lights, namely, electric lighting fixtures and lamps; fibre optic lighting installations, namely, fibre optic lighting fixtures used in conjunction with electrical illuminators; lamp fixtures, namely casings, grilles for directing light, reflectors and covers for lights, lamp sockets, lamp hanging supports, namely, suspension pendants for lamps; filters and barrier filters for lights, light outlets, lenses for focusing light, ventilating installations, devices and equipment, namely ventilating exhaust fans, ventilation fans for commercial and industrial use, ventilation hoods for stoves, ventilators for commercial and industrial use; devices for directing and guiding air, namely, air blowers and air directing vanes; ventilation louvers for directing air, ventilation rollers for directing air, air conditioning installations, devices and equipment, namely, air conditioners, air filters for air condition units and valves for air conditioners; heating installations, devices and equipment, namely, electric heating fans, electric radiators for heating buildings and thermostatic valves

Design and planning of installations for lighting, air conditioning, ventilation and heating; computer programming for others, programming of computing routines for electronic data processing equipment