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经营范围
发明名称
Lampe électrique
摘要
申请公布号
FR771351(A)
申请公布日期
1934.10.06
申请号
FRD771351
申请日期
1934.04.07
申请人
OSA PARTICIPATIONS INDUSTRIELLES
发明人
分类号
H01J5/56;H01K1/46;H04Q3/00;H04Q3/58
主分类号
H01J5/56
代理机构
代理人
主权项
地址
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