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经营范围
发明名称
Lampe électrique à doubles parois, à lumière mixte
摘要
申请公布号
FR836899(A)
申请公布日期
1939.01.27
申请号
FRD836899
申请日期
1938.04.20
申请人
OSA PARTICIPATIONS INDUSTRIELLES SOC. AN.
发明人
分类号
H01J61/96
主分类号
H01J61/96
代理机构
代理人
主权项
地址
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