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发明名称
Circuit for discharge tubes
摘要
申请公布号
US2023453(A)
申请公布日期
1935.12.10
申请号
US19310527096
申请日期
1931.04.02
申请人
ELECTRONS, INC.
发明人
CARL J. R. H. VON WEDEL
分类号
H02M7/06
主分类号
H02M7/06
代理机构
代理人
主权项
地址
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