Ventilation installations, namely, ventilation hoods, industrial air filters, namely, flow filters, bag filters, pressure filters, coarse filters, dust filters, ventilation fan accessories, namely, [ grilles, ] air conditioning, air cooling and ventilation apparatus and instruments; [ air sterilisers; ] HEPA filters for professional use, included in this class, namely, carbon filters, flow filters, bag filters, pressure filters, coarse filters and filters for dust

[ Advertising and publicity; intermediary services related to advertising and sales promotion; distribution of advertising and promotional materials; sales promotion of suction machines for industrial purposes and blowing machines for exhaustion of dust, of ventilation installations, air sterilisers, flow filters, bag filters, pressure filters, coarse filters and filters for dust; commercial intermediary services related to the purchase, sale, import and export of suction machines for industrial purposes and blowing machines for exhaustion of dust, of ventilation installations, air sterilisers, carbon filters, flow filters, bag filters, pressure filters, coarse filters and filters for dust; arranging of trade fairs and exhibitions for commercial and/or advertising purposes; commercial information; public relations; developing advertising campaigns for others relating to trade fairs, exhibitions and congresses; product merchandising; business management; business administration; office functions; information and consultancy relating to aforesaid services; aforesaid services also provided via electronic networks, including the internet ]