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经营范围
发明名称
Perfectionnements aux enseignes lumineuses
摘要
申请公布号
FR767308(A)
申请公布日期
1934.07.16
申请号
FRD767308
申请日期
1934.01.19
申请人
发明人
WOOD ALBERT
分类号
G09F13/16
主分类号
G09F13/16
代理机构
代理人
主权项
地址
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