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发明名称
Valve
摘要
申请公布号
US2706101(A)
申请公布日期
1955.04.12
申请号
US19510219863
申请日期
1951.04.07
申请人
CANTOR JACOB J
发明人
CANTOR JACOB J.
分类号
F16K7/00
主分类号
F16K7/00
代理机构
代理人
主权项
地址
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