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发明名称
(U1 Y2) ;DISPOSITIVO PARA EL CIERRE AUTOMATICO DE PUERTAS
摘要
申请公布号
ES1033404(U1)
申请公布日期
1996.08.16
申请号
ES19960000605
申请日期
1996.02.29
申请人
发明人
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主分类号
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