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发明名称
Perfectionnements aux modes d'utilisation des galvanomètres à contacts et aux dispositifs de contrôle de commande ou de signalisation utilisant de tels galvanomètres
摘要
申请公布号
FR821281(A)
申请公布日期
1937.12.01
申请号
FRD821281
申请日期
1936.08.05
申请人
发明人
AUGIER-QUEYRAS JEAN FRANCOIS
分类号
H01H47/00
主分类号
H01H47/00
代理机构
代理人
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