SOUND-BLOCKING SHEET MEMBER, SOUND-BLOCKING STRUCTURE USING SAME, AND METHOD FOR MANUFACTURING SOUND-BLOCKING SHEET MEMBER
An object of the present invention is to provide a sound-blocking sheet member that is relatively lightweight, has high sound-blocking performance overwhelming he law of mass action, and is excellent in terms of manufacturability and durability. The sound-blocking sheet member includes at least a sh...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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