7
Machines for the textile industry; dust removing and exhausting installations for cleaning purposes; air suction machines; suction machines for industrial purposes; motors, electric, other than for land vehicles; control mechanisms for machines, engines or motors; pneumatic suction installations
9
Apparatus and instruments for measuring, signalling and controlling as well as apparatus for recording, transmitting and replay of data for the textile industry; computer software for the textile industry; instruments and apparatus for physical and chemical analysis, monitoring environmental pollution and the safety of processes; air analysis apparatus; environmental chambers
11
Apparatus for heating, refrigerating, drying, ventilating and water supply; dust-removing, humidifying, dehumidifying, mist-removing, clean room and air-conditioning apparatus and plants; air purifying apparatus and machines, air filtering installations and fans
37
Installation, maintenance and repairing as well as validation and qualification of heating, ventilation and air-conditioning machines and apparatus, of electronic measuring and testing equipment as well as of electronic apparatus and systems in particular for the textile, chemical, pharmaceutical, biotechnological, electronic, plastic, metal and foodstuff industry
40
Air purification
41
Training and education in the technical and commercial field
42
Engineering; construction drafting; technical project studies; quality control