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经营范围
发明名称
A macrocellular acoustic foam
摘要
申请公布号
KR100737720(B1)
申请公布日期
2007.07.11
申请号
KR20027012247
申请日期
2002.09.17
申请人
发明人
分类号
C08J9/00;C08L23/00
主分类号
C08J9/00
代理机构
代理人
主权项
地址
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