Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and software.

Booking, reservation and arrangement services for temporary accommodation, including holiday accommodation, hotels and guest houses; hotel reservation services; hotel, restaurant, café and bar services; provision of food and drink; consultancy and advisory services relating to all the foresaid. .

Filters for respiratory masks and for protective masks for workers; Protective welding covers namely made of plastic or metal, but not made of or containing wood or wood-based materials.

Filters [parts of industrial installations]; Air filtering installations, and individual parts therefor (included in class 11); Air purifying apparatus; Air filtering installations; Air purifiers; Filters for industrial use; Exhaust air filters for suction units (parts of industrial installations); Suction ventilators; Extraction columns [other than laboratory apparatus]; Hoods incorporating extractor fans; Air filters for use as dust extractors in industrial processes; Ventilating fans; Industrial ventilation apparatus; Apparatus for ventilating; Flues and installations for conveying exhaust gases.

Noise protection partitions, mainly consisting of compacted mineral wool, both sides covered with perforated plates but not made of or containing wood or wood-based materials; Flexible tubes, not of metal; Flexible exhaust gas hoses, not of metal; Flexible cables, pipes, tubes and connecting parts, including valves not of metal; Semi-processed filtering materials, included in this class; non metal suction hoses for use in suction machines and air suction machines; Curtains, in particular protective welding curtains namely made of plastic or metal, but not made of or containing wood or wood-based materials; Welding vertical blinds, in particular of plastic but not made of or containing wood or wood-based materials; Welding safety plates, in particular of plastic but not made of or containing wood or wood-based materials; Transportable protective walls, in particular protective welding walls, consisting of protective curtains and vertical blinds hung on supports namely made of plastic or metal, but not made of or containing wood or wood-based materials.

Translucent protective screens of glass or plastic for use in robotic enclosures, enclosures and partitions for workstations and soundproof cabins.

Curtains of plastic.

Retail services in relation to ducts of metal for ventilating and air-conditioning installations; Wholesale services in relation to ducts of metal for ventilating and air-conditioning installations; Retail services in relation to air suction machines; Wholesale services in relation to air suction machines; Retail services in relation to blowing machines for the compression, exhaustion and transport of gases; Wholesale services in relation to blowing machines for the compression, exhaustion and transport of gases; Retail services in relation to suction machines for industrial purposes; Wholesale services in relation to suction machines for industrial purposes; Retail services in relation to fans being parts of machines; Wholesale services in relation to fans being parts of machines; Retail services in relation to blowing machines; Wholesale services in relation to blowing machines; Retail services in relation to portable filtration units [machines]; Wholesale services in relation to portable filtration units [machines]; Retail services in relation to welding and soldering equipment; Wholesale services in relation to welding and soldering equipment; Retail services in relation to respirators for filtering air; Wholesale services in relation to respirators for filtering air; Retail services in relation to air purifying apparatus; Wholesale services in relation to air purifying apparatus; Retail services in relation to air filtering installations; Wholesale services in relation to air filtering installations; Retail services in relation to air purifiers; Wholesale services in relation to air purifiers; Retail services in relation to filters for industrial use; Wholesale services in relation to filters for industrial use; Retail services in relation to suction ventilators; Wholesale services in relation to suction ventilators; Retail services in relation to extraction columns [other than laboratory apparatus]; Wholesale services in relation to extraction columns [other than laboratory apparatus]; Retail services in relation to hoods incorporating extractor fans; Wholesale services in relation to hoods incorporating extractor fans; Retail services in relation to air filters for use as dust extractors in industrial processes; Wholesale services in relation to air filters for use as dust extractors in industrial processes; Retail services in relation to ventilating fans; Wholesale services in relation to ventilating fans; Retail services in relation to industrial ventilation apparatus; Wholesale services in relation to industrial ventilation apparatus; Retail services in relation to apparatus for ventilating; Wholesale services in relation to apparatus for ventilating; Retail services in relation to flexible tubes, not of metal; Wholesale services in relation to flexible tubes, not of metal; Retail services in relation to buildings (Non-metallic, but not made of or containing wood or wood-based materials) in the form of cabins; Wholesale services in relation to buildings (Non-metallic, but not made of or containing wood or wood-based materials) in the form of cabins; Retail services in relation to portable cabins (Non-metallic, but not made of or containing wood or wood- based materials); Wholesale services in relation to portable cabins (Non-metallic, but not made of or containing wood or wood-based materials); Retail services in relation to flues and installations for conveying exhaust gases; Wholesale services in relation to flues and installations for conveying exhaust gases.

Installation, maintenance and repair of air filtering installations; Installation, maintenance and repair of suction and filtering installations, suction tables.

Plaster and fillers, dry plaster, dispersion plaster (artificial resin plaster); Mortar for repair purposes; Facade and wall coating materials for insulation and thermal insulation purposes consisting predominantly of polystyrene (rigid foam) sheets, and synthetic resin plaster and mineral-bound plaster; Elastic floor coating preparations, included in class 19.