6
Doors, gates, windows and window coverings of metal; Window fasteners of metal; Window protection devices of metal; Door frames of metal; Door panels of metal; Locks and keys, of metal; Partitions of metal; Armour-plating of metal; Buildings, transportable, of metal; Cladding of metal for walls; Shutter grilles of metal; Floors of metal; Linings (Metal -) for ceilings
7
Electric and electronic door openers; Clack valves [parts of machines]; Electric and electronic devices for opening windows
19
Fingerprint door locks; Electric door locks; Electronic doorlocks; Digital door locks; Access control devices
20
Door handles, not of metal; Locks and keys, non-metallic; Door bells, not of metal, non-electric; Window casement bolts (Non-metallic -); Metal screens [furniture]
37
Installation, repair, maintenance and servicing of doors, windows, gates and shutters; Installation, repair, maintenance and servicing of equipment for industrial installations; Installation of interior partitions for buildings; Installation, changing, replacement and repair of locks; Installation of access control systems
42
Industrial analysis and research services; Technical engineering; Technical design; Conducting technical project studies; Engineering surveying; Civil engineering; Technical assessments relating to design; Construction drafting