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经营范围
发明名称
Power supply regulation
摘要
申请公布号
US2843796(A)
申请公布日期
1958.07.15
申请号
US19530357830
申请日期
1953.05.27
申请人
RADIO CORPORATION OF AMERICA
发明人
SCHADE OTTO H.
分类号
H04N3/185
主分类号
H04N3/185
代理机构
代理人
主权项
地址
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