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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 (author) / YOKOKURA AI (author) / KOTAKE TOMOHIKO (author)
2025-01-22
Patent
Electronic Resource
English
SOUND-ABSORBING OUTER COVERING MATERIAL AND SOUND-ABSORBING MATERIAL
European Patent Office | 2018
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