79087019
Jul 1, 2010
Sep 13, 2011
Amplifiers; antenna boosters; antennas; electrical signal distribution devices, namely, audio signal distributors; electrical antenna distributors; video signal distributors; transmitters of electronic signals; telecommunications transmitters; sound transmitting apparatus; receivers of electronic signals; telecommunication receivers, namely, wireless receivers, radio receivers, audiovisual receivers; audio signal tuners for use in telecommunication systems; radio signal tuners; audio signal interfaces; audio signal transmission and reception devices, namely, audio signal transmitters, video signal transmitters; network audio transmission and reception devices, namely, network audio adapters; electric audio signal converters; network audio devices, namely, audio speakers and audio amplifiers for use in transmitting and receiving audio signals via IP networks; telephone apparatus; telephone transmitters and receivers; intercom systems comprising intercom exchanges, intercom stations, and audio signal interfaces; electrical intercom exchanges for audio communication; intercom stations, namely, intercom terminals; infrared communication systems comprising microphones, audio transmitters, audio receivers, optical receivers, signal distributors, and battery chargers for microphones; audio signal processors; audio mixers; loudspeakers; public-address (PA) systems and instruments; megaphones; emergency broadcasting equipment, namely, microphones, audio amplifiers, audio signal interfaces, control panels, power supply units; public address (PA) and sound system accessories and fittings, namely, microphone stands, speaker stands, microphone cables, speaker cables, connectors, mounting racks, cabinets for loudspeakers and installation brackets thereof; mounting racks for telecommunication devices and apparatus; mounting racks for sound system devices and apparatus; mounting racks for closed circuit television system devices and apparatus; cabinets for telecommunication devices and apparatus; cabinets for sound system devices and apparatus; cabinets for closed circuit television system devices and apparatus; storage container boxes exclusively for use in racks and cabinets for broadcasting machines and apparatus; blank panels exclusively for use in racks and cabinets for broadcasting machines and apparatus; ventilation panels exclusively for use in racks and cabinets for broadcasting machines and apparatus; loudspeakers and their associated components, namely, speaker horns, low frequency enclosures, compression drivers, subwoofers and speaker stands; installation brackets for telecommunication hardware; installation brackets for sound system devices; installation brackets for closed circuit television system devices; protective carrying cases specially adapted for wireless microphone systems; earphones; microphones; radio microphone systems comprising microphones, tuners and receivers; sound reproduction apparatus; audio recording and playback devices, namely, sound recording and playback machines; audio and video receivers; video signal receivers; synchronized video signal transmitting devices for closed circuit television systems, namely, video signal synchronizers; video signal interfaces for closed circuit television systems, namely, camera drive units, interface units, coaxial superimposing units for audio-video signals and control signals, twisted pair cable transmission units; video signal transmission and reception devices for closed circuit television systems, namely, camera drive units, interface units, coaxial superimposing units for audio-video signals and control signals, twisted pair cable transmission units, alarm input and output units; video display switching devices for closed circuit television systems, namely, switchers; video signal compensation devices for closed circuit television systems, namely, cable compensators; hard disc drives; digital video recorders; video signal converters; network video monitoring devices for closed circuit television systems, namely, cameras, video recorders, video receivers, video transmitters, software decoders; radios; electric installations for the remote control of industrial operations; electro-dynamic apparatus for the remote control of signals, namely, remote controls for closed circuit television systems, public address systems, intercom systems, conference systems, and emergency broadcasting systems; electrical controllers for speakers; electrical control panels for public address systems; electrical audio signal controllers; electrical control panels for the operation of video equipment; controllers for video monitoring equipment; monitors for audio equipment; attenuators; electrical transformers for telecommunication apparatus; electrical audio frequency transformers for public address (PA) system; electrical programmable timers for use with public address (PA) systems and broadcasting machines and apparatus; battery chargers for microphones; conference systems comprising telecommunication devices and apparatus, namely, microphones, transmitters, receivers, amplifiers; closed circuit television systems comprising security alarms, cameras, monitors, microphones, audio-video recorders, audio-video transmitters, audio-video receivers, and hardware and software associated with such devices; closed circuit television cameras; lenses for closed circuit television cameras; covers for closed circuit television cameras not made of paper; electrical swivels for closed circuit television cameras; housings for closed circuit television cameras, namely, surveillance camera housings; video monitors; electric plugs, outlets, jacks and connectors for audio frequency and video frequency machines, namely, public-address (PA) systems and instruments, intercom systems, closed circuit television systems, wireless communication systems, conference systems, and emergency broadcasting systems; computer software for configuration and function enhancement of network video monitoring devices and network audio devices; computer software for setting up and configuring local area networks; computer software for setting up and configuring wide area networks; computer software for use in recording, amplifying, reproducing and transmitting sounds; downloadable computer software for configuration and function enhancement of network video monitoring devices and network audio devices; downloadable computer software for setting up and configuring local area networks; downloadable computer software for setting up and configuring wide area networks; pre-recorded sound media, namely, sound recordings featuring music and voices; electric cables and wires; electrical audio and video signal cables; electric and magnetic meters and testers; electric impedance meters
Electrical and Scientific Apparatus