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发明名称
Perfectionnements aux systèmes électriques comportant plusieurs postes placés en dérivation sur une même ligne
摘要
申请公布号
FR908831(A)
申请公布日期
1946.04.19
申请号
FRD908831
申请日期
1940.12.24
申请人
COMPAGNIE GENERALE DE CONSTRUCTIONS TELEPHONIQUES
发明人
分类号
H04Q9/00
主分类号
H04Q9/00
代理机构
代理人
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