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发明名称
摘要
申请公布号
KR100524188(B1)
申请公布日期
2005.10.28
申请号
KR20030030026
申请日期
2003.05.12
申请人
发明人
分类号
E03F3/04;(IPC1-7):E03F3/04
主分类号
E03F3/04
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代理人
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