11 LIGHTING INSTALLATIONS, DEVICES AND EQUIPMENT AND LIGHTS; OUTDOOR LIGHTS; STREET LAMPS; STANDARD LAMPS; LANTERNS; FIBRE OPTIC LIGHTING INSTALLATIONS, LIGHT MODULES AND LIGHTS WITH LIGHT EMITTING DIODES AS THE MEANS OF LIGHTING; SOURCES OF LIGHT CONTAINING LIGHT EMITTING DIODES; LAMP CASINGS, GRILLES FOR DIRECTING LIGHT, REFLECTORS AND COVERS FOR LIGHTS, ELECTRIC LAMPS, LAMP SOCKETS, LAMP HANGING SUPPORTS, VENTILATING GRILLES FOR DIRECTING AIR, ROLLERS FOR DIRECTING AIR, AIR CONDITIONING INSTALLATIONS, DEVICES AND EQUIPMENT, HEATING INSTALLATIONS, DEVICES AND EQUIPMENT