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发明名称
Perfectionnements aux mécanismes permettant de communiquer un mouvement de rotationou de translation à des appareils de réclames, d'annonces, etc.
摘要
申请公布号
FR706322(A)
申请公布日期
1931.06.23
申请号
FRD706322
申请日期
1930.11.24
申请人
发明人
WATERS ALBERT
分类号
G09F11/34
主分类号
G09F11/34
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