Standard
[CURRENT]
NF S31-062-1:2018-11-21
NF EN ISO 4869-1:2018-11-21
Acoustics - Hearing protectors - Part 1: subjective method for the measurement of sound attenuation
- German title
- Akustik - Gehörschützer - Teil 1: Subjektive Methode zur Messung der Schalldämmung
- Publication date
-
2018-11-21
- Original language
-
French
- Pages
- 29
- Publication date
-
2018-11-21
- Original language
-
French
- Pages
- 29
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