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1.Regulating means for current rectifying or converting apparatus 失效
Title translation: 电流整流或转换装置的调节装置公开(公告)号:US2128771A
公开(公告)日:1938-08-30
申请号:US7991236
申请日:1936-05-15
Applicant: ASEA AB
Inventor: HARRY FORSSELL , HAKAN OFVERHOLM
CPC classification number: H02M7/213
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公开(公告)号:US2588155A
公开(公告)日:1952-03-04
申请号:US77324047
申请日:1947-09-10
Applicant: ASEA AB
Inventor: HAKAN OFVERHOLM , HARRY FORSSELL
IPC: H02M7/06
CPC classification number: H02M7/06
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