Assistive listening device for the hearing impaired; Cochlea implants; Cochlear implants made from artificial materials; Digital hearing aids; Ear plugs for hearing protection; Electric hearing aids; Electrical hearing aids; Electrically-operated hearing aids; Hearing aids; Hearing aids for the deaf; Hearing aids with a noise cancelling function; Medical hearing instruments; Medical hearing instruments and parts of such devices; Parts of acoustic apparatus for the hearing-impaired, namely, cerumen protection systems; Wireless transmitters and receivers for use with hearing aids

'acoust':62 'aid':18,26,29,34,36,38,43,81 'apparatus':63 'artifici':14 'assist':1 'cancel':47 'cerumen':70 'cochlea':8 'cochlear':10 'deaf':41 'devic':3,59 'digit':16 'ear':19 'electr':24,27,31 'electrically-oper':30 'function':48 'hear':6,17,22,25,28,33,35,37,42,50,53,67,80 'hearing-impair':66 'impair':7,68 'implant':9,11 'instrument':51,54 'listen':2 'made':12 'materi':15 'medic':49,52 'name':69 'nois':46 'oper':32 'part':56,60 'plug':20 'protect':23,71 'receiv':76 'system':72 'transmitt':74 'use':78 'wireless':73

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