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发明名称
摘要
申请公布号
KR200309062(Y1)
申请公布日期
2003.03.29
申请号
KR20020038899U
申请日期
2002.12.30
申请人
发明人
分类号
E04D3/30
主分类号
E04D3/30
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代理人
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地址
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