UNE-EN ISO 11691:2021
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UNE-EN ISO 11691:2021

Acoustics - Measurement of insertion loss of ducted silencers without flow - Laboratory survey method (ISO 11691:2020)
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Publisher Asociacion Espanola de Normalizacion y Certificacion (AENOR)
Publication Date 10/13/2021
Page Count 17
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Weight (in grams) ---

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