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发明名称
Abonnementsfernsehrechner
摘要
申请公布号
DE1025004(B)
申请公布日期
1958.02.27
申请号
DE1956Z005866
申请日期
1956.11.12
申请人
ZENITH RADIO CORPORATION
发明人
MORRIS GEORGE VINCENT
分类号
H04N7/16;H04N7/167
主分类号
H04N7/16
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代理人
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