ear plugs for hearing protection; ear plugs for noise reduction; hearing aids with electronics for hearing protection

'aid':12 'ear':1,6 'electron':14 'hear':4,11,16 'nois':9 'plug':2,7 'protect':5,17 'reduct':10

electronic apparatus for selectively transmitting sound that is below a sound amplitude threshold incorporating hearing protectors; sound transmitting apparatus, namely, electronic apparatus for selectively transmitting sound that is below a sound amplitude threshold incorporating ear plugs for hearing protection with built-in fast compression electronics; electronic sound transmitting apparatus incorporating ear plugs with built-in electronics for automatically attenuating loud noises that may otherwise cause hearing damage; personal sound amplifiers with electronics for automatically attenuating loud noises that may otherwise cause hearing damage

'amplifi':72 'amplitud':12,32 'apparatus':2,19,22,50 'attenu':61,77 'automat':60,76 'built':42,56 'built-in':41,55 'caus':67,83 'compress':45 'damag':69,85 'ear':35,52 'electron':1,21,46,47,58,74 'fast':44 'hear':15,38,68,84 'incorpor':14,34,51 'loud':62,78 'may':65,81 'name':20 'nois':63,79 'otherwis':66,82 'person':70 'plug':36,53 'protect':39 'protector':16 'select':4,24 'sound':6,11,17,26,31,48,71 'threshold':13,33 'transmit':5,18,25,49

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