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Main page>UNE standards>UNE EN ISO 4869-3:2008 - Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007)
in stockReleased: 2008-02-06
UNE EN ISO 4869-3:2008
Acoustics - Hearing protectors - Part 3: Measurement of insertion loss of ear-muff type protectors using an acoustic test fixture (ISO 4869-3:2007)
Acústica. Protectores auditivos contra el ruido. Parte 3: Medición de la atenuación acústica de los protectores de tipo orejera mediante un montaje para pruebas acústicas. (ISO 4869-3:2007)
