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SOUND-ABSORBING MATERIAL
The present disclosure relates to a sound-absorbing material including a resin film; a first substrate layer having communication holes; and a second substrate layer having communication holes, in this order.
SOUND-ABSORBING MATERIAL
The present disclosure relates to a sound-absorbing material including a resin film; a first substrate layer having communication holes; and a second substrate layer having communication holes, in this order.
SOUND-ABSORBING MATERIAL
SCHALLABSORBIERENDES MATERIAL
MATÉRIAU INSONORISANT
TAKAYASU SATOSHI (Autor:in) / YOKOKURA AI (Autor:in) / KOTAKE TOMOHIKO (Autor:in)
22.01.2025
Patent
Elektronische Ressource
Englisch
SOUND-ABSORBING OUTER COVERING MATERIAL AND SOUND-ABSORBING MATERIAL
Europäisches Patentamt | 2018
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