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发明名称
Porta-índices simplificado para carpeta de archivo
摘要
申请公布号
ES164995(U)
申请公布日期
1971.04.01
申请号
ES19710164995U
申请日期
1971.01.09
申请人
Porras Muñoz, Carlos
发明人
分类号
主分类号
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