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发明名称
Non-spill anti-siphon shut off valve
摘要
申请公布号
US2927598(A)
申请公布日期
1960.03.08
申请号
US19550483519
申请日期
1955.01.24
申请人
THOMPSON WALTER VAN E
发明人
THOMPSON WALTER VAN E.
分类号
E03C1/10
主分类号
E03C1/10
代理机构
代理人
主权项
地址
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