37
Installation, maintenance and repair of equipment and installations in the field of air technology, air conditioning technology, cooling technology, flow technology, engine technology, control technology, drive technology, medical technology, building technology, laboratory technology, household technology and gas technology; HVAC (Heating, ventilation and air conditioning) installation, maintenance and repair
40
Production of ventilators, motors and engines
42
Science and technology services; Engineering design; Computer aided design services; Engineering services, in particular in the field of air technology, air conditioning technology, cooling technology, flow technology, engine technology, control technology, drive technology, medical technology, building technology, laboratory technology, household technology and gas technology; Development, construction and engineering research; Engineering consultancy services; Engineering services; Technical project planning in the field of engineering; Consultancy for drive and ventilation technology, in particular with regard to the use and incorporation of electric motors, fans, ventilators and blowing machines; Technical product development, for others, for drive, ventilation and air conditioning technology