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发明名称
Double disc shut-off valve
摘要
申请公布号
US3113589(A)
申请公布日期
1963.12.10
申请号
US19600069378
申请日期
1960.11.15
申请人
S. P. KINNEY ENGINEERS, INC.
发明人
CARR HUGH B.;KINNEY SELWYNE P.
分类号
C21B9/12;F16K3/18
主分类号
C21B9/12
代理机构
代理人
主权项
地址
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