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发明名称
摘要
申请公布号
KR200403221(Y1)
申请公布日期
2005.12.08
申请号
KR20050026534U
申请日期
2005.09.15
申请人
发明人
分类号
E04G21/30;(IPC1-7):E04G21/30
主分类号
E04G21/30
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