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发明名称
Procédé et élément de contrôle pour classements verticaux de dossiers
摘要
申请公布号
FR42812(E)
申请公布日期
1933.11.04
申请号
FRD42812
申请日期
1932.06.18
申请人
MCE DEQUEKER ET COMPAGNIE
发明人
分类号
B42F19/00
主分类号
B42F19/00
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代理人
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