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经营范围
发明名称
Ruecklauf-Magnetverstaerker in Doppelwegschaltung
摘要
申请公布号
DE977645(C)
申请公布日期
1967.11.30
申请号
DE1954B030130
申请日期
1954.03.13
申请人
BROWN
发明人
CORDES HELMUT DIPL.-PHYS.
分类号
G05B11/01;H03F9/06
主分类号
G05B11/01
代理机构
代理人
主权项
地址
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