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经营范围
发明名称
Elektrostatischer Umformer zur Umformung von Gleichstrom in Wechselstrom
摘要
申请公布号
DE729977(C)
申请公布日期
1943.02.26
申请号
DE1938M141509D
申请日期
1938.05.03
申请人
JOSEPH MASSOLLE
发明人
MASSOLLE JOSEPH
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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