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发明名称
Television system
摘要
申请公布号
US2166214(A)
申请公布日期
1939.07.18
申请号
US19330649766
申请日期
1933.01.03
申请人
RADIO CORPORATION OF AMERICA
发明人
KELL RAY D.
分类号
B65H29/04;G09F11/29;H04N3/40
主分类号
B65H29/04
代理机构
代理人
主权项
地址
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