11 Lighting apparatus, namely, lighting installations, electric lighting fixtures, Lighting apparatus for vehicles and ships, ceiling lights, wall lights, spot lights; Heating apparatus, namely, heating installations, heating elements, heating boilers, radiators, Solar collectors for heating, Heating apparatus for vehicles and ships; Steam generating apparatus, namely, steam generators, steam accumulators, steam valves, steam generating installations, Steam heating apparatus for industrial purposes; Cooking apparatus and installations, namely, cooking ovens, cooking stoves, industrial cooking ovens, commercial cooking ovens, cooktops; Cooling appliances and installations, namely, cooling evaporators, solar-powered cooling units, air cooling apparatus, water cooling towers, beverage-cooling apparatus, cooling installations for water, industrial cooling apparatus, namely, compax coolers, refrigerators ; Air-conditioning, air cooling and ventilation apparatus and instruments; Drying apparatus and installations, namely, drying apparatus for use in heating, ventilation systems, air conditioning systems and refrigeration systems; Ventilation installations and apparatus, namely, heat recovery ventilators, energy recovery ventilators, ventilating fans for maritime, commercial and industrial use; water supply installations, namely, water filtering installations, waste water purification installations, regulating accessories for water supply, namely, metered valves; sanitary apparatus and installations, namely, pipes being parts of sanitary facilities, ship lavatories sold equipped with sanitary facilities, namely, toilets and sinks