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发明名称
Dispositif de publicité à effets optiques
摘要
申请公布号
FR795556(A)
申请公布日期
1936.03.17
申请号
FRD795556
申请日期
1934.12.22
申请人
发明人
SOUHAMI LUCIEN
分类号
G09F13/00
主分类号
G09F13/00
代理机构
代理人
主权项
地址
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