9
Computer programs and software relating to air filtration installations, air treatment equipment, central air conditioning installations for industrial and household purposes; Computer programs and software relating to heating, ventilating, and air conditioning and purification equipment (ambient)
11
Air filtration installations; Air filters; Air sterilizers; Air purifiers; Air purifying machines; Air sterilizing apparatus; Air recirculating installations; Air recirculating apparatus; Household air cleaners; Air conditioning filters; Air treatment equipment; Air purifying apparatus; Electric air purifiers; Air-conditioning installations; Air cleaning apparatus; Domestic air conditioning installations; Filters for air purifiers; Air filters for industrial use; Air filters for household use; Air filters for industrial installations; Air conditioning apparatus for industrial purposes; Air purifying units for commercial use; Air purifying units for household use; Ionization instruments for the treatment of air; HVAC systems (heating, ventilation and air conditioning); Central air conditioning installations for industrial and household purposes; Heating, ventilating, and air conditioning and purification equipment (ambient); Vehicle HVAC systems (heating, ventilation and air conditioning)
42
Design of computer programs and software relating to air filtration installations, air treatment equipment, central air conditioning installations for industrial and household purposes; Design of computer programs and software relating to heating, ventilating, and air conditioning and purification equipment (ambient)