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发明名称
VACUUM RELIEF VALVE
摘要
申请公布号
GB2112906(B)
申请公布日期
1984.12.12
申请号
GB19810038920
申请日期
1981.12.24
申请人
* MCALPINE AND COMPANY LIMITED
发明人
JAMES EDWARD * MCALPINE
分类号
E03C1/12;F16K24/06;(IPC1-7):F16K17/04
主分类号
E03C1/12
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代理人
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