Accelerated ion devices for treating the air; air circulation apparatus; air cleaning apparatus; air cleaning filters [parts of air cleaning machines or installations]; air cleaning instruments; air cleaning machines; air cleansing apparatus; air dehumidifiers; air deodorising apparatus; air filtering apparatus; air filtering installations; air filters for air conditioning units; air filters for household use; air filters for industrial installations; air ionization apparatus; air processing ...

Air purification devices; Air sterilizing apparatus