Telecommunications industry


Aerials - radio and television
Audio-visual equipment - professional
Display boards and screens - electronic
Electronic bulletin boards
Hi-fi and stereo systems
Intercom systems
Loudspeakers - professional
Mobile telephony
Networks - installation and maintenance
Office machines and equipment
Paging systems
Portable telephones
Public address and sound systems
Radio and television broadcasting - equipment and systems
Signalling - systems and installations
Signs and advertising - illuminated
Simultaneous interpretation systems
Sound systems
Telecommunications - equipment and systems
Telecommunications - peripherals
Telecommunications - services
Telephony - equipment and systems
Televisions - videos and radios
Transmitting antennae