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发明名称
VALVE
摘要
申请公布号
US3498331(A)
申请公布日期
1970.03.03
申请号
USD3498331
申请日期
1967.10.26
申请人
ALLMANNA SVENSKA ELEKTRISKA AB.
发明人
PER OLOF GRUNE
分类号
F16K24/06;F16K39/02;H01H33/32;H01H33/56;(IPC1-7):F17D1/04;F16K17/10;F16K39/04
主分类号
F16K24/06
代理机构
代理人
主权项
地址
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