Hearing aids; Assistive listening device for the hearing impaired; Parts of acoustic apparatus for the hearing-impaired, namely, cerumen protection systems; Wireless transmitters and receivers for use with hearing aids; Hearing aids and structural parts therefor; Digital hearing aids; Electric hearing aids

'acoust':12 'aid':2,31,33,40,43 'apparatus':13 'assist':3 'cerumen':20 'devic':5 'digit':38 'electr':41 'hear':1,8,17,30,32,39,42 'hearing-impair':16 'impair':9,18 'listen':4 'name':19 'part':10,36 'protect':21 'receiv':26 'structur':35 'system':22 'therefor':37 'transmitt':24 'use':28 'wireless':23

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