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发明名称
Perfectionnements aux dispositifs de signalisation pour dossiers de classement
摘要
申请公布号
FR82471(E)
申请公布日期
1964.02.21
申请号
FR19626942944
申请日期
1962.10.08
申请人
SOCIETE LYONNAISE DE CLASSEMENT
发明人
分类号
B42F15/02;B42F21/04
主分类号
B42F15/02
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