Anti-pollution masks for respiratory protection; Filters for respiratory masks; Filters for use in respiratory masks; Filters for use with respiratory apparatus; Filters for use with respiratory face masks; Respiratory apparatus, other than for medical use; Respiratory masks (other than for artificial respiration); Respiratory monitoring apparatus (non-medical); Respiratory protection apparatus (non-medical)

Helicopters; fixed wing aircraft; aircraft, vehicles and apparatus for locomotion by air

Helicopter charter; helicopter maintenance; fixed wing aircraft charter; aircraft charter; transport; travel arrangements

Air diffusers of metal (vents, grills) for ventilating, heating and air conditioning installations; Ducts of metal for ventilating and air conditioning installations

Air conditioning apparatus; Air conditioning fans; Air conditioning filters; Air conditioning installations; Air-conditioning fans; Apparatus for air conditioning; Ventilation (air conditioning) installations for buildings; Air heating apparatus for commercial use; Air heating apparatus for residential use; Appliances for heating; Ventilation apparatus; Ventilation installations; Apparatus for heating; Heating apparatus; Heating installations; Heating units