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经营范围
发明名称
Multiplex transmission of television signals
摘要
申请公布号
US2527967(A)
申请公布日期
1950.10.31
申请号
US19470785335
申请日期
1947.11.12
申请人
RADIO CORPORATION OF AMERICA
发明人
SCHRADER HAROLD J.
分类号
H04N7/08
主分类号
H04N7/08
代理机构
代理人
主权项
地址
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