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经营范围
发明名称
Perfectionnements aux câbles et fils isolés pour l'électrioité
摘要
申请公布号
FR49650(E)
申请公布日期
1939.05.16
申请号
FRD49650
申请日期
1938.04.28
申请人
COMPAGNIE FRANCAISE POUR L'EXPLOITATION DES PROCEDES THOMSON-HOUSTON
发明人
分类号
H01B3/44
主分类号
H01B3/44
代理机构
代理人
主权项
地址
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