97007620
Sep 1, 2021
Mar 5, 2024
XIAMEN WIDERSONICS HEARING TECHNOLOGY CO. LTD.
Active Trademark
Acoustic amplifiers; Assistive listening device not for medical purposes; Audio amplifiers; Batteries for use in hearing aids; Digital sound processors; Handheld electronic units for adjusting sound levels in hearing aids; Personal headphones for sound transmitting apparatuses; Personal headphones for use with sound transmitting systems; Sound amplifiers; Sound transmitting apparatus
Electrical and Scientific Apparatus