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发明名称
Sluice gate with inflatable rubber seal
摘要
申请公布号
US3371493(A)
申请公布日期
1968.03.05
申请号
US19640418052
申请日期
1964.12.14
申请人
HENRY PRATT COMPANY
发明人
WOOLLEY WILLIAM J.
分类号
E02B13/00;F16K3/02;F16K3/20
主分类号
E02B13/00
代理机构
代理人
主权项
地址
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