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经营范围
发明名称
Mehrphasiger mechanischer Stromrichter
摘要
申请公布号
DE904090(C)
申请公布日期
1954.02.15
申请号
DE1938S005114D
申请日期
1938.03.22
申请人
SIEMENS-SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
LETSCH GABRIEL
分类号
H02M1/20
主分类号
H02M1/20
代理机构
代理人
主权项
地址
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