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经营范围
发明名称
MEJORAS EN MEDIOS REGULADORES DE VOLTAJE
摘要
申请公布号
ES178722(A1)
申请公布日期
1947.09.01
申请号
ES19220001787
申请日期
1947.07.02
申请人
STANDARD ELECTRICA, S.A.
发明人
分类号
(IPC1-7):G05
主分类号
(IPC1-7):G05
代理机构
代理人
主权项
地址
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