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经营范围
发明名称
Means for isolating valve groups in a power converter for high voltage direct current
摘要
申请公布号
GB775620(A)
申请公布日期
1957.05.29
申请号
GB19550014172
申请日期
1955.05.17
申请人
ALLMAENNA SVENSKA ELEKTRISKA AKTIEBOLAGET
发明人
分类号
H02M7/06;H02M7/10
主分类号
H02M7/06
代理机构
代理人
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地址
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