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经营范围
发明名称
Perfectionnements aux lampes électriques à incandescence
摘要
申请公布号
FR785139(A)
申请公布日期
1935.08.02
申请号
FRD785139
申请日期
1934.04.23
申请人
SOCIETE ANONYME POUR LES APPLICATIONS DE L'ELECTRICITE ET DES GAZ RARES
发明人
分类号
H01K1/50
主分类号
H01K1/50
代理机构
代理人
主权项
地址
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