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发明名称
Television system
摘要
申请公布号
US2251677(A)
申请公布日期
1941.08.05
申请号
US19330658894
申请日期
1933.02.28
申请人
RADIO CORPORATION
发明人
HOLMES RALPH S.
分类号
H04N5/16
主分类号
H04N5/16
代理机构
代理人
主权项
地址
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