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发明名称
Objet puclicitaire.
摘要
申请公布号
BE576268(A1)
申请公布日期
1959.07.01
申请号
BE19590576268
申请日期
1959.03.02
申请人
JEAN CROCHELET
发明人
JEAN CROCHELET
分类号
(IPC1-7):G09G
主分类号
(IPC1-7):G09G
代理机构
代理人
主权项
地址
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