Business management and administration services and services provided to business in relation to the transmission and systemisation of telecommunications, including advertising services promoting the reselling and direct selling of telecommunications services and other communications

Apparatus and plants for ventilating, heating, cooling, drying, humidifying, dehumidifying, hardening, cooking, lighting in connection with treatment of air by heating, cooling humidifying, dehumidifying, cleaning, including cleaning in electrical way, heat and/or moisture exchange, heat exchangers for air and/or other gaseous media, warm air furnaces, air filters, wet cleaning aggregates for air and/or other gaseous media, ventilators, centrifugal separators such as apparatus for separating dust from air or other gases; air supply grilles, exhaust valves and registers for used air, dampers, for ventilating plants; ducts and channels for ventilating plants; dryers and conditioning plants for drying or moistening, demoistening, hardening, for treating cellulose and other fibrous materials, paper, cardboard, carton, disintegrated cellulose, grain, lumber, veneer and board