87663589
Oct 28, 2017
microphones; sound amplifiers; sound suppressors in the nature of noise-canceling headphones; sound mixers; sound transmitting apparatus; digital sound processors; electronic device for active noise control, namely, audio processing equipment, namely, limiters and compressors; electronic device, namely, audio processing equipment, namely, limiters and compressors featuring microphones for the purpose of offsetting ambient noise in public places; downloadable computer software for controlling, suppressing and modifying sounds and noise
Electrical and Scientific Apparatus