Medical equipment for testing hearing and hearing protecting devices, namely, earplugs for medical use; hearing aid devices, and parts therefor; hearing protection devices, namely, earplugs not for medical purposes and replacement parts therefor

'aid':16 'devic':9,17,23 'earplug':11,25 'equip':2 'hear':5,7,15,21 'medic':1,13,28 'name':10,24 'part':19,32 'protect':8,22 'purpos':29 'replac':31 'test':4 'therefor':20,33 'use':14

Insert earphones and replacement parts therefor for use with sound-emitting devices; earphones and replacement parts therefor; integrated circuits, especially those used in audio and hearing aid applications; insert earphones

'aid':28 'applic':29 'audio':25 'circuit':20 'devic':13 'earphon':2,14,31 'emit':12 'especi':21 'hear':27 'insert':1,30 'integr':19 'part':5,17 'replac':4,16 'sound':11 'sound-emit':10 'therefor':6,18 'use':8,23

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