6
Mobile steps [ladders] of metal; Ladder supports of metal; Safety scaffolding of metal; Metal stepladders and ladders; Structures of metal; Bannisters of metal; Guard rails of metal; Bars for metal railings; Stair treads [steps] of metal; Stairways of metal for use in buildings; Staircases of metal; Aluminium ladder rungs; Step stools of metal; Ladder hooks of metal; Ladders of metal; Buildings, transportable, of metal; Metal goods for use in construction; Modular building units (Metal -)
9
Fire escape ladders [safety equipment]; Fire escapes
19
Buildings, transportable, not of metal; Safety scaffolding, not of metal; Structures made of non-metallic materials; Stair-treads [steps], not of metal; Stair components (Non-metallic -); Stairways, not of metal for use in buildings; Surfacings for stairs (Non-metallic -); Prefabricated non-metal buildings; Prefabricated building components (Non-metallic -); Rubber stairway warning tiles; Building components of wood
37
Preparation of stair surfaces for lining and covering; Erection of prefabricated buildings and structures; Construction of staircases of wood; Construction; Construction of steel fabrications; Installation of fabricated construction units
42
Design services for architecture; Custom design services; Technical consultancy services relating to structural engineering; Architectural services for the design of industrial buildings; Planning [design] of building extensions; Design of building interiors
45
Information services relating to safety; Fire prevention consultation; Security consultancy