发明名称 |
STRUCTURED FILMS HAVING ACOUSTICAL ABSORBANCE PROPERTIES |
摘要 |
Structured films having acoustical absorbance properties are disclosed. Methods of making and using the structured films are also disclosed. |
申请公布号 |
KR20090005071(A) |
申请公布日期 |
2009.01.12 |
申请号 |
KR20087026208 |
申请日期 |
2007.04.27 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
SLAMA DAVID F.;ALEXANDER JONATHAN H.;CLARKE GRAHAM M. |
分类号 |
B32B3/10;B32B3/30;B32B27/12;E04B1/84 |
主分类号 |
B32B3/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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