Apparatus (machines) for filtering fumes; Smoke/fume extractor unit for use with electric soldering irons; Extracting machines; Apparatus (machines) for filtering dust; Apparatus for dust collection (cleaning) in buildings; Suction apparatus for industrial use in the removal of dust

Air cleaning apparatus; Air cleaning filters (parts of air cleaning machines or installations); Air cleaning machines; Air conditioning apparatus for use in clean rooms; Cabinets for clean air work stations; Filters for cleaning air; Air cleaning instruments; Apparatus for cleaning air; Apparatus for extracting mists (ventilation); Apparatus for extracting gases (ventilation); Apparatus for extracting dust (ventilation); Apparatus for extracting particles (ventilation); Dust extraction installations (ventilation); Cutting table extraction installations; Cutting table extraction apparatus; Installations for air extraction; Fume extractors; Fume exhausting hoods; Fume destructing hoods; Fume cupboards for laboratory use; Fume cupboards; Filters for fume extractors; Fans for fume extractors; Apparatus for filtering fumes; Apparatus for exhausting fumes (ventilation); Welding fume extraction installations; Apparatus for extracting fumes (ventilation)