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ISO 11821:1997

Acoustics — Measurement of the in situ sound attenuation of a removable screen

Mar 27, 1997

General information

90.93     Dec 3, 2018

ISO

ISO/TC 43/SC 1

International Standard

17.140.01  

French   English  

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PUBLISHED
ISO 11821:1997
90.93 Standard confirmed
Dec 3, 2018

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