77393295
Feb 10, 2008
Audiovisual system comprised of an electronic audiovisual switcher, amplifier, and audiovisual receiver for sending video, audio, and control signals over unshielded twisted pair cables; audiovisual components, namely, multimedia projector mount, multimedia projector mounting pole, transmitters and receivers for audio and video signals for transmission over twisted pair cables over unshielded twisted pair cables, audiovisual connector plates, and electronic and digital control panels
Electrical and Scientific Apparatus