6
Common metals and their alloys, In particular zinc, Titanium zinc, Zinc alloys, Titanium zinc alloys; Metal building materials; Transportable buildings of metal; Materials of metal for railway tracks; Non-electric cables and wires of common metal; Ironmongery, small items of metal hardware; Semi-finished goods and goods of metal and their alloys, in particular of zinc, titanium zinc, zinc alloys, titanium zinc alloys, namely pipes, gullies, roof kerb weathering, roofing assemblies, roofing sheets, wall coverings, eaves sheets, window sills, facade claddings; Cover parts, fastening parts, cover frames, plates, sheets, boards, corner pieces, bands, bars and strips, profiled and non-profiled, including surface-treated
37
Plumbing; Building and assembly services, namely erecting roof constructions, roof coverings and facade claddings, including ventilation and drainage systems therefor, in particular using metal sheets; Repair services in connection with trades of this type; Building supervision
40
Processing of metal sheets and other semi-finished goods of metal being prefabricated articles for roof coverings, facade claddings, ventilating channels and special constructions in the field of structural engineering
42
Scientific and technological services and research and design relating thereto; Industrial analysis and research services; Design and development of computer hardware and software; Planning of roof designs, roof constructions, roof coverings and facade designs, including ventilation and drainage systems therefor; Development of laying techniques and special constructions in the field of structural engineering