Acoustic amplifiers; Audio amplifiers; Batteries for use in hearing aids; Digital sound processors; Personal headphones for sound transmitting apparatuses; Personal headphones for use with sound transmitting systems; Sound amplifiers; Sound transmitting apparatus; Assistive listening device not for medical purposes; Handheld electronic units for adjusting sound levels in hearing aids

'acoust':1 'adjust':44 'aid':10,49 'amplifi':2,4,29 'apparatus':19,32 'assist':33 'audio':3 'batteri':5 'devic':35 'digit':11 'electron':41 'handheld':40 'headphon':15,21 'hear':9,48 'level':46 'listen':34 'medic':38 'person':14,20 'processor':13 'purpos':39 'sound':12,17,25,28,30,45 'system':27 'transmit':18,26,31 'unit':42 'use':7,23

INCENSONIC

Owners

Goods & Services