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发明名称
COMPATIBLE TRANSCODEABLE AND HIERARCHICAL DIGITAL TV SYSTEM
摘要
申请公布号
PT74839(A)
申请公布日期
1982.06.01
申请号
PT19820074839
申请日期
1982.05.03
申请人
RCA CORPORATION
发明人
分类号
H03M5/14;H04N7/01;(IPC1-7):H04N/;H03K/
主分类号
H03M5/14
代理机构
代理人
主权项
地址
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