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发明名称
Electric current rectifying system
摘要
申请公布号
US1953464(A)
申请公布日期
1934.04.03
申请号
US19310563723
申请日期
1931.09.19
申请人
AKTIENGESELLSCHAFT BROWN BOVERI ET CIE.
发明人
BRUNNER GUSTAV
分类号
H02H7/12;H02M7/51
主分类号
H02H7/12
代理机构
代理人
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地址
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