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发明名称
Electric current rectifying device
摘要
申请公布号
US1963810(A)
申请公布日期
1934.06.19
申请号
US19290364988
申请日期
1929.05.22
申请人
AKTIENGESELLSCHAFT BROWN BOVERI & COMPAGNIE
发明人
SEITZ OSKAR
分类号
H01J13/32
主分类号
H01J13/32
代理机构
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