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发明名称
LEAK DETECTION ARRANGEMENT FOR VALVE HAVING SEALING MEANS
摘要
申请公布号
US4052997(A)
申请公布日期
1977.10.11
申请号
US19750624199
申请日期
1975.10.20
申请人
DE LORENZO, BRUCE L.;MCCARTHY, DANIEL J.
发明人
DE LORENZO, BRUCE L.;MCCARTHY, DANIEL J.
分类号
F16K31/06;F16K41/12;(IPC1-7):F16K31/06
主分类号
F16K31/06
代理机构
代理人
主权项
地址
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