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发明名称
METHODS OF MAKING STRUCTURED FILMS
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
KR101308300(B1)
申请公布日期
2013.09.17
申请号
KR20087026209
申请日期
2007.04.27
申请人
发明人
分类号
B29C43/22;E04B1/84
主分类号
B29C43/22
代理机构
代理人
主权项
地址
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