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发明名称
Valve
摘要
申请公布号
US2583869(A)
申请公布日期
1952.01.29
申请号
US19470776929
申请日期
1947.09.30
申请人
MONSON OSCAR P
发明人
MONSON OSCAR P.
分类号
F16K3/08
主分类号
F16K3/08
代理机构
代理人
主权项
地址
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