11
Block-type thermal power stations; ice machines and apparatus; electrically heated carpets; air filters; freezer cabinets and freezers; heating apparatus for solid, liquid or gaseous fuels; heating boilers; heating elements; heating installations; heating boilers; air-conditioning installations; air-conditioning apparatus; cooling installations for liquids; cooling installations for tobacco; milk cooling installations; cooling installations and machines; cooling installations for water; refrigerating apparatus; walk-in refrigerators; refrigerated cabinets; air freshening apparatus; boiler pipes [tubes] for heating installations; coils; heat pumps; heat accumulators; heat exchangers
41
Education, training and entertainment services; organisation of exhibitions for educational purposes; making available of electronic publications (not downloadable); publication of texts (other than publicity texts); arranging and conducting of colloquiums, conferences, congresses, symposiums, workshops and seminars; translations
42
Scientific and technological services and research and design relating thereto; design and development of computer hardware and software; architecture; architectural consultancy; computer software design; computer programming; engineering; physics research; technical research; mechanical research; research physics; surveying; construction drafting; technical project studies; research and development (for others)