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发明名称
Overpressure seal for differential pressure responsive device
摘要
申请公布号
US3400638(A)
申请公布日期
1968.09.10
申请号
US19660592528
申请日期
1966.11.07
申请人
BAILEY METER COMPANY
发明人
MCEVOY JAMES E.
分类号
F15B21/00;F15C4/00
主分类号
F15B21/00
代理机构
代理人
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地址
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