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发明名称
Widerstandsumformer fuer die Umformung von Gleichstrom in Mehrphasenwechselstrom
摘要
申请公布号
DE800308(C)
申请公布日期
1950.10.30
申请号
DE1949P035832
申请日期
1949.03.05
申请人
WITT & WESTPHALEN
发明人
WESTPHALEN KURT
分类号
H02M7/54
主分类号
H02M7/54
代理机构
代理人
主权项
地址
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