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发明名称
Pump means for an electrical switch with a liquid as an arc extinguishing medium
摘要
申请公布号
US3205331(A)
申请公布日期
1965.09.07
申请号
US19610134941
申请日期
1961.08.30
申请人
AKTIENGESELLSCHAFT BROWN, BOVERI & CIE.
发明人
THOMMEN HANS;BUHLER KARL
分类号
H01H33/42;H01H33/92
主分类号
H01H33/42
代理机构
代理人
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地址
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