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经营范围
发明名称
Nouveau type d'arc électrique intensif et anodes permettant de le réaliser
摘要
申请公布号
FR854100(A)
申请公布日期
1940.04.04
申请号
FRD854100
申请日期
1938.12.12
申请人
LE CARBONE-LORRAINE
发明人
分类号
H05B31/10
主分类号
H05B31/10
代理机构
代理人
主权项
地址
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