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经营范围
发明名称
Noise Absorbent Inner Wall in Buildings
摘要
申请公布号
KR20140002009(U)
申请公布日期
2014.04.04
申请号
KR20120008774U
申请日期
2012.09.27
申请人
发明人
分类号
E04B1/86;E04B2/56
主分类号
E04B1/86
代理机构
代理人
主权项
地址
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