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发明名称
Power supply for transformerless receivers
摘要
申请公布号
US2658140(A)
申请公布日期
1953.11.03
申请号
US19500154148
申请日期
1950.04.05
申请人
RADIO CORPORATION OF AMERICA
发明人
KOCH WINFIELD R.
分类号
H02M1/10
主分类号
H02M1/10
代理机构
代理人
主权项
地址
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