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经营范围
发明名称
DISPOSITIVO DE PERDIDA VARIABLE.
摘要
申请公布号
ES373031(A1)
申请公布日期
1971.12.01
申请号
ES19310003730
申请日期
1969.10.30
申请人
STANDARD ELECTRICA, S. A.
发明人
分类号
H03G1/00;H03G7/00;H03H11/24;H04B3/06;(IPC1-7):04B/
主分类号
H03G1/00
代理机构
代理人
主权项
地址
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