De-humidifiers; Electric humidifiers; Humidifiers; Humidifying apparatus, other than for medical use; Installations for de-humidifying; Room humidifiers (apparatus); Air humidifiers; Air humidifying apparatus; Air humidifying installations; Air purifying apparatus and machines; Cyclones (air purifying machines); Air cleaning apparatus; Air circulation apparatus; Air deodorising apparatus; Apparatus for use in deodorising air; Deodorising apparatus for dispensing perfumes in motor vehicles; Air cleaning filters (parts of air cleaning machines or installations); Air filtering apparatus; Apparatus for filtering breathing air; Light diffusers; Diffusers being parts of lighting apparatus; Supply air diffusers; Car airconditioning apparatus; Light bulbs for gas-discharge lamps; Light bulbs