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经营范围
发明名称
Improvements in or relating to regulating arrangements for electric rectifiers
摘要
申请公布号
GB491784(A)
申请公布日期
1938.09.05
申请号
GB19370003531
申请日期
1937.02.05
申请人
SIEMENS - SCHUCKERTWERKE AKTIENGESELLSCHAFT
发明人
分类号
H02M7/40
主分类号
H02M7/40
代理机构
代理人
主权项
地址
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