Sistem de telecomunicaţii Cablaje Echipament de radio, televiziune, comunicaţii, telecomunicaţii şi articole conexe Instalaţii radio Reţea de telecomunicaţii Echipament de reţea telefonică Sistem de telecomunicaţii fără fir Cabluri şi echipament de telecomunicaţii Echipamente de telecomunicaţii Infrastructuri de telecomunicaţii Instalaţii de siguranţă Accesorii de siguranţă Air-conditioning installat...

Sistem de telecomunicaţii Cablaje Echipament de radio, televiziune, comunicaţii, telecomunicaţii şi articole conexe Instalaţii radio Reţea de telecomunicaţii Echipament de reţea telefonică Sistem de telecomunicaţii fără fir Cabluri şi echipament de telecomunicaţii Echipamente de telecomunicaţii Infrastructuri de telecomunicaţii Instalaţii de siguranţă Accesorii de siguranţă Air-conditioning installations Construction and ancillary works for telephone and communication lines Ancillary works for telecommunications Installation of safety equipment Installation of road signals Building installation work Electrical installation work Alarm system and antenna installation work Fire-alarm system installation work Radio aerial installation work Installation of telecommunications equipment Electrical installation work of heating and other electrical building-equipment Electrical engineering installation works Installation work of illumination and signalling systems Installation of signalling equipment Other electrical installation work Heating, ventilation and air-conditioning installation work Ventilation and air-conditioning installation work Fire-prevention installation works Repair, maintenance and associated services related to personal computers, office equipment, telecommunications and audio-visual equipment Telecommunications-infrastructure maintenance services Installation services of electrical equipment Installation services of checking equipment Installation services of communications equipment Installation services of radio, television, sound and video equipment Installation services of radio equipment Installation services of radio transmitters Installation services of fire protection equipment Installation services of guidance and control systems Telecommunications services Telephone and data transmission services Mobile-telephone services Universal Mobile Telephone System (UMTS) services Integrated telecommunications services Operation of electrical installations Telecommunication consultancy services Engineering design services for mechanical and electrical installations for buildings Engineering-design services for traffic installations

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