Aerials; Antennas; Accumulators and batteries; Accumulators, electric, for vehicles; Aerial amplifiers; Aeronautical radio communication machines and apparatus; Alarm monitoring systems; Amplifiers for wireless communications; Antennas for radio, for television; Apparatus for transmission of communication; Apparatus for transmitting radio programmes and radio relay messages; Broadband wireless equipment, namely, telecommunications base station equipment for cellular and fixed networking and c...