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发明名称
Flood control valve
摘要
申请公布号
US3115890(A)
申请公布日期
1963.12.31
申请号
US19610140633
申请日期
1961.09.18
申请人
MAURICE GREENBAUM
发明人
GREENBAUM MAURICE
分类号
E03F7/04
主分类号
E03F7/04
代理机构
代理人
主权项
地址
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