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经营范围
发明名称
MEJORAS EN O RELATIVAS A RECTIFICADORES DE SELENIO
摘要
申请公布号
ES175188(A1)
申请公布日期
1946.11.16
申请号
ES19880001751
申请日期
1946.10.04
申请人
STANDARD ELECTRICA, S.A.
发明人
分类号
C07H15/16;D03C1/14;H01L21/08;H01L29/00;(IPC1-7):C07H15/16
主分类号
C07H15/16
代理机构
代理人
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地址
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