ISO 11821:1997 PDF
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Acoustics — Measurement of the in situ sound attenuation of a removable screen
ISO 11821:1997
Acoustics — Measurement of the in situ sound attenuation of a removable screen
| Edition | 1997 |
|---|---|
| Published Date | 1997 |
| Published By | International Standardization Organisation |
| Page Count | 10 |
