Metal building materials; transportable buildings of metal; pipes and tubes of metal; staircases and steps of metal

Building materials (non-metallic); transportable buildings (non-metallic); pipe and tubes (not of metal); semi-worked woods; boards; beams; wood panels; sheets of glass; building glass; pipe and tubes not of metal; staircases and steps not of metal

Common metals and their alloys; metal building materials, transportable metal constructions; metal materials for railway tracks; non-electric cables and wires of common metal; ironmongery and small items of metal hardware; metal pipes and tubes; safes; goods of common metal not included in other classes; ores

Non-metallic building materials; non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable constructions; non-metallic monuments