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US5317113A
(en)
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Anechoic structural elements and chamber
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EP0028239B1
(en)
|
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Sound absorbent
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US3021916A
(en)
|
|
Reinforced acoustical unit
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US3058411A
(en)
|
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Ventilated ceiling constructions
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ES3059184T3
(en)
|
|
Acoustic drywall panel
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KR102136003B1
(ko)
|
|
건축마감재
|
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US2779429A
(en)
|
|
Sound absorbing structure
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US3286784A
(en)
|
|
Acoustical material
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US3111188A
(en)
|
|
Acoustical tile
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US3106146A
(en)
|
|
Air distribution duct assembly
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PL65676B1
(da)
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|
|
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KR101322038B1
(ko)
|
|
흡음 시스템
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|
US1972592A
(en)
|
|
Structural element
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JP7074897B2
(ja)
|
|
防音構造体、防音パネル、及びルーバー
|
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SU881234A1
(ru)
|
|
Акустическа панель
|
|
KR102133435B1
(ko)
|
|
바닥충격음 저감용 천장 및 벽체 패널과 이의 시공방법
|
|
US2335728A
(en)
|
|
Sound absorbing or attenuant arrangement for reverberant rooms
|
|
JPH0424385A
(ja)
|
|
調湿性壁面パネル
|
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RU2622270C1
(ru)
|
|
Воздуховод с акустической облицовкой
|
|
RU2715351C1
(ru)
|
|
Звукоизолированный воздуховод
|
|
RU191178U1
(ru)
|
|
Звукоизолированный воздуховод
|
|
JPH01275828A
(ja)
|
|
天井構造
|
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CN108240048A
(zh)
|
|
一种隔音板安装结构
|
|
US1684078A
(en)
|
|
Arrangement for avoiding reflections of sound inside buildings
|
|
RU2644788C1
(ru)
|
|
Акустический экран для производственных помещений
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