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经营范围
发明名称
Lampes à incandescence
摘要
申请公布号
FR789209(A)
申请公布日期
1935.10.25
申请号
FRD789209
申请日期
1935.04.24
申请人
COMPAGNIE DES LAMPES
发明人
分类号
C03B23/09;H01J5/44;H01K1/18;H01K1/30;H01K3/00
主分类号
C03B23/09
代理机构
代理人
主权项
地址
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