76572783
Jan 28, 2004
Apr 22, 2008
Amplifiers, audio signal processors and related audio equipment, namely, mixers, amplifiers, crossovers, compressors; namely, devices used to compress audio signals to lessen and minimize distortion, namely, limiters, gates, equalizers, and noise reduction devices, line amplifiers, routers, synthesizers, signal generators, transducers, speakers, transformers, and microphones; audio signal routers for transmission, reception, routing, and switching of audio signals using cabling and optical cabling, and wireless frequency links, and displays or graphical user interfaces for use, therewith; audio signal switching controls for audio signal circuits; audio signal switching control panels, displays, and graphical user interfaces; interface boards for providing interface between audio signaling hardware and audio products, musical instruments, audio recorders, or public address systems, and associated operating software
Electrical and Scientific Apparatus