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发明名称
Direct current motor control system
摘要
申请公布号
US1873966(A)
申请公布日期
1932.08.30
申请号
US19300424056
申请日期
1930.01.28
申请人
AKTIENGESELLSCHAFT BROWN BOVERI & COMPAGNIE
发明人
KERN ERWIN
分类号
H02K29/06
主分类号
H02K29/06
代理机构
代理人
主权项
地址
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