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发明名称
Improvements in or relating to television radio signalling systems
摘要
申请公布号
GB606580(A)
申请公布日期
1948.08.17
申请号
GB19450032482
申请日期
1945.11.30
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
分类号
H04N5/28
主分类号
H04N5/28
代理机构
代理人
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