AFNOR - NF EN ISO 4869-1
Acoustics - Hearing protectors - Part 1 : subjective method for the measurement of sound attenuation
active, Most Current
| Organization: | AFNOR |
| Publication Date: | 21 November 2018 |
| Status: | active |
| ICS Code (Head protective equipment): | 13.340.20 |
Document History
NF EN ISO 4869-1
November 21, 2018
Acoustics - Hearing protectors - Part 1 : subjective method for the measurement of sound attenuation
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