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发明名称
Circuit arrangements for smoothing alpha direct current ripple
摘要
申请公布号
US1875961(A)
申请公布日期
1932.09.06
申请号
US19300477284
申请日期
1930.08.23
申请人
RADIO CORPORATION
发明人
SUCHTELEN HAROLD VAN
分类号
H02M1/14
主分类号
H02M1/14
代理机构
代理人
主权项
地址
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