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发明名称
Constitution method of automatic flood-gate of discharge type in the lower part
摘要
申请公布号
AU1177501(A)
申请公布日期
2001.05.14
申请号
AU20010011775
申请日期
2000.11.04
申请人
SANG KWAN HAN
发明人
SANG KWAN HAN
分类号
E02B7/20;E02B7/44;E02B8/04
主分类号
E02B7/20
代理机构
代理人
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