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经营范围
发明名称
Perfectionnements aux appareils d'éclairage
摘要
申请公布号
FR912665(A)
申请公布日期
1946.08.16
申请号
FRD912665
申请日期
1945.07.23
申请人
ANCIENS ETABLISSEMENTS BARBIER, BENARD & TURENNE
发明人
分类号
F21V7/00;F21V7/08;F21V7/22
主分类号
F21V7/00
代理机构
代理人
主权项
地址
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