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发明名称
Dispositif pour l'extinction de l'arc dans les redresseurs à vapeur de mercure
摘要
申请公布号
FR698807(A)
申请公布日期
1931.02.05
申请号
FRD698807
申请日期
1930.07.10
申请人
BROWN, BOVERI & COMPAGNIE
发明人
分类号
H02H7/127
主分类号
H02H7/127
代理机构
代理人
主权项
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