6
Common metals and their alloys, semi-processed metals, metal building materials, windows and doors of metal, window or door frames and casings of metal, window and door profiles of metal, metal buildings, metal mouldings, connecting materials of metal - screws, nuts, washers, rivets, nails, fittings of metals for furniture and building, building lathes of metal, sills of metal, forged goods of metal - steel, metal sections, metal sheets, metal bars, pipes and tubes of metal, metal eaves, jalousies of metal, hardware included in this class
17
Plastics in extruded form for use in manufacture, semi-finished plastic products included in this class, insulating materials, insulation for windows and doors, building insulation, insulating foil for building, sealants - seals, goods of gum, rubber and asbestos included in this class
19
Building materials (non-metallic) included in this class, windows and doors of plastic or wood, frames and casings of plastic and wood, window and door profiles, not of metal, building timber, plastics for building, building glass, plate glass, thermoinsulating and safety glass, semi-finished wood, timber, frames of wood and plastic for building, building lathes not of metal, sills not of metal, connecting materials not of metal - screws, nuts, mats, rivets, not of metal, floor and wall coverings of wood and plastic, parquet flooring of wood and imitation wood, non-metallic pipes, non metal eaves, moulds not of metal, non metal jalousies, natural and artificial stone and works of stonemasonry for this class
37
Building assembly, in particular assembly of windows, doors and other building components, repair of windows and doors, servicing of doors and windows, locksmiths repairs, building repairs, construction services, namely construction, including alterations, maintenance and demolition, construction brokerage, building construction supervision, construction information