72.19.Z - Other research and experimental development on natural sciences and engineering
25.21.Z - Manufacture of central heating radiators, steam generators and boilers
28.21.Z - Manufacture of ovens, furnaces and permanent household heating equipment
28.30.Z - Manufacture of agricultural and forestry machinery
33.20.Z - Installation of industrial machinery and equipment
46.61.Z - Wholesale of agricultural machinery, equipment and supplies
71.12.Z - Engineering activities and related technical consultancy
71.20 - Technical testing and analysis
77.39.Z - Rental and leasing of other machinery, equipment and tangible goods n.e.c.
77.40.Z - Leasing of intellectual property and similar products, except copyrighted works
