Eco-friendly acoustic panel of tube structures with improved sound absorption performance of low frequency band
The present invention relates to an environmentally-friendly acoustic panel of a tube structure with improved low frequency band sound absorption performance, providing aesthetics as a sound incident delay part is made of traditional Korean paper, thereby increasing interior effect. Moreover, since...
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Main Authors | , |
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Format | Patent |
Language | English Korean |
Published |
22.02.2018
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Subjects | |
Online Access | Get full text |
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