Calculating machines; data processing apparatus; electronic agendas; electronic notice boards; electronic tags for goods; transmitters for the transmission of electronic signals; electro-dynamic apparatus for the remote control of signals; loudspeakers; material for electricity mains (wires, cables); coaxial cables; coaxial cables; electricity transformers; distribution consoles (electricity); heat regulating apparatus; sound alarms; smoke detectors; electronic panels for displaying messages; electronic regulators; integrated circuit boards

Refrigerating apparatus and machines; refrigerating appliances and installations; air conditioning installations; air purifying apparatus and machines; heating apparatus; hot air apparatus; pressure water tanks; water purification installations; water purifying apparatus and machines; heating installations (water)