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发明名称
(U1 Y2) ;VALVULA PERFECCIONADA
摘要
申请公布号
ES1035835(U1)
申请公布日期
1997.06.01
申请号
ES19960003054
申请日期
1996.11.29
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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地址
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