79273868
Nov 6, 2019
Jul 28, 2020
Active Trademark
Apparatus for wireless transmission of acoustic information; wireless indoor and outdoor speakers; amplifiers for wireless communication; loudspeakers with built-in amplifiers; amplifiers for sound signals; audio earphones and connection cables sold as a unit; audio headphones and connection cables sold as a unit; stands specially adapted for stereos and audio speakers; loudspeakers; optical or electrical signal transmission cables; loudspeaker units incorporating magnet systems comprised of magnets, electromagnetic coils, magnetic plates, and yoke plates that minimize distortion in loudspeakers; downloadable software for sound reproduction
Electrical and Scientific Apparatus