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发明名称
Perfectionnements apportés aux panneaux ou tableaux publicitaires ou autres
摘要
申请公布号
FR820939(A)
申请公布日期
1937.11.22
申请号
FRD820939
申请日期
1937.04.22
申请人
发明人
PLAS REMOND
分类号
G09F23/00
主分类号
G09F23/00
代理机构
代理人
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