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发明名称
WINCH OF WATER GATE
摘要
申请公布号
KR100491315(B1)
申请公布日期
2005.05.24
申请号
KR20020021179
申请日期
2002.04.18
申请人
发明人
分类号
E02B7/36;(IPC1-7):E02B7/36
主分类号
E02B7/36
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