Standard
[CURRENT]
OENORM EN ISO 11821:1997-10-01
Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997)
- German title
- Akustik - Messung der Schalldämpfung von versetzbaren Schallschirmen im Einsatzfall (ISO 11821:1997)
- Publication date
-
1997-10-01
- Original language
-
German
- Pages
- 13
- Publication date
-
1997-10-01
- Original language
-
German
- Pages
- 13
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