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ACOUSTICS. MEASUREMENT OF THE IN SITU SOUND ATTENUATION OF A REMOVABLE SCREEN. (ISO 11821:1997).
STANDARD published on 11.3.1998
Designation standards: UNE-EN ISO 11821:1998
Publication date standards: 11.3.1998
SKU: NS-563766
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: Spanish technical standard
Category: Technical standards UNE
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