Digital hearing aids; Ear plugs for noise reduction; Ear plugs for soundproofing; Electrical hearing aids; Electrically operated hearing aids; Hearing aids; Hearing aids for the deaf; Medical testing devices for measuring hearing loss in patients, namely, audiometers; Sound processors adapted for use with prosthetic hearing devices; Wireless transmitters and receivers for use with hearing aids

'adapt':40 'aid':3,15,19,21,23,55 'audiomet':37 'deaf':26 'devic':29,46 'digit':1 'ear':4,9 'electr':13,16 'hear':2,14,18,20,22,32,45,54 'loss':33 'measur':31 'medic':27 'name':36 'nois':7 'oper':17 'patient':35 'plug':5,10 'processor':39 'prosthet':44 'receiv':50 'reduct':8 'sound':38 'soundproof':12 'test':28 'transmitt':48 'use':42,52 'wireless':47

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