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经营范围
发明名称
Dispositif d'éclairage
摘要
申请公布号
FR693611(A)
申请公布日期
1930.11.22
申请号
FRD693611
申请日期
1930.04.09
申请人
发明人
DEVECHE
分类号
F21S8/00
主分类号
F21S8/00
代理机构
代理人
主权项
地址
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