Medical equipment for testing hearing; and hearing protecting devices, namely, insert earphones and earplugs for medical use and protection from excessive noise levels

'devic':9 'earphon':12 'earplug':14 'equip':2 'excess':21 'hear':5,7 'insert':11 'level':23 'medic':1,16 'name':10 'nois':22 'protect':8,19 'test':4 'use':17

Insert earphones and parts therefor; hearing protection devices, namely earplugs and parts therefor; integrated circuits, especially those used in audio and hearing aid applications

'aid':23 'applic':24 'audio':20 'circuit':15 'devic':8 'earphon':2 'earplug':10 'especi':16 'hear':6,22 'insert':1 'integr':14 'name':9 'part':4,12 'protect':7 'therefor':5,13 'use':18

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