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发明名称
BI-DIRECTIONAL PRESSURE RELIEF VALVE
摘要
申请公布号
US3439873(A)
申请公布日期
1969.04.22
申请号
USD3439873
申请日期
1967.03.17
申请人
VICTOR ENTERPRISES LTD.
发明人
VICTOR K. RELF
分类号
F24H9/12;(IPC1-7):G05D27/00;F16K17/06;F16K17/14
主分类号
F24H9/12
代理机构
代理人
主权项
地址
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