Reference number
ISO 4869:1981
ISO 4869:1981
Acoustics — Measurement of sound attenuation of hearing protectors — Subjective method
Edition 1
1981-12
Withdrawn
ISO 4869:1981
10849
Withdrawn (Edition 1, 1981)

General information

  •  : Withdrawn
     : 1981-12
    : Withdrawal of International Standard [95.99]
  •  : 1
     : 4
  • ISO/TC 43
    13.340.20 
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