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发明名称
(U1 Y2) ;CONJUNTO DE CAJERA Y LAMA PARA MAMPARAS DE VENTILACION
摘要
申请公布号
ES1017442(U1)
申请公布日期
1991.12.16
申请号
ES19910001548
申请日期
1991.05.20
申请人
发明人
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主分类号
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代理人
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