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发明名称
Valve
摘要
申请公布号
US2372629(A)
申请公布日期
1945.03.27
申请号
US19430510215
申请日期
1943.11.13
申请人
E. W. PEARCE;PAUL CLARK
发明人
NELSON CLARENCE E.
分类号
F16K15/06
主分类号
F16K15/06
代理机构
代理人
主权项
地址
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