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发明名称
Dispositif interrupteur comportant un relais auxiliaire et un relais prin cipal et utilisable notamment pour mesurer des quantités d'énergie électrique
摘要
申请公布号
FR891255(A)
申请公布日期
1944.03.02
申请号
FRD891255
申请日期
1943.02.16
申请人
N. V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
分类号
H03K17/288;H05G1/38
主分类号
H03K17/288
代理机构
代理人
主权项
地址
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