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EN ISO 11821:1997-04

Acoustics - Measurement of the in situ sound attenuation of a removable screen (ISO 11821:1997)

German title
Akustik - Messung der Schalldämmung von versetzbaren Schallschirmen im Einsatzfall (ISO 11821:1997)
Publication date
1997-04
Original language
English
Publication date
1997-04
Original language
English

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