Amplifiers; Antenna filters; Antennas; Automatic telephone exchange apparatus; Filters for radio interference suppression; Junction boxes; Masts for wireless aerials; Microphones; Radio sets; Radios; Set-top boxes; Speaking tubes; Switchboards; Television decoder; Transmitters of electronic signals; Weighbridges; Wires, electric; Aerial amplifiers; Automatic switchboards; Electric junction box housings; Electric junction boxes

machine parts, namely, air mixing chambers for use in whole-house domestic air filtration systems