Air filtering units; Air filters for domestic use; Air purification units; Air purifiers; Air purifiers for household purposes; Air purifying apparatus; Air purifying apparatus and machines; HEPA filters for household use; Filters for air purifiers

Accountancy services; Advertising services; Advertising and marketing; Conducting marketing studies; Import and export agencies; News clipping services; Organization of exhibitions for commercial or advertising purposes; Personnel management consultancy; Preparation and presentation of business prospectuses; Sales promotion for others; Sponsorship search

Air-conditioning, air cooling and ventilation apparatus and instruments; Air conditioners for vehicles; Air conditioning installations; Air conditioning installations for vehicles; Air filtering installations; Air purifying apparatus and machines; Air sterilising apparatus; Gas scrubbing apparatus; Ionization apparatus for the treatment of air