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发明名称
Valve
摘要
申请公布号
US2496452(A)
申请公布日期
1950.02.07
申请号
US19480057502
申请日期
1948.10.30
申请人
MCEVOY COMPANY
发明人
EICHENBERG ROBERT;GOBER FORREST
分类号
F16K49/00
主分类号
F16K49/00
代理机构
代理人
主权项
地址
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