6 Doors and floors of metal; metal framing; transportable buildings of metal; non-electric cables and wires of common metal; all for use in the manufacture of lifts and elevators.
7 Lifts, control cables for machines, engines or motors, slings, elevator chains (parts of machines), gear boxes other than for land vehicles;hoists, torque converters other than for land vehicles, brake shoes other than for land vehicles;hydraulic engines and motors, control mechanisms for machines, engines or motors;pneumatic controls for machines, motors and engines;speed governors for machines, engines and motors;pulleys (parts of machines).
9 Lift operating apparatus, electric apparatus for commutation, regulating apparatus, electric;processors (central processing units), integrated, computer programs, door openers, electric;electric door bells.
11 Water purifying apparatus and machines, water filtering apparatus.
37 Installation, repair and maintenance of lifts, hoists and accessories therefor;installation, repair and maintenance of water purifiers.
42 Consultancy on environmental protection, engineering services and research for the design and development of water purification plants;research, studies and design of engineering projects, architecture and environmental projects.