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经营范围
发明名称
Improvements in and relating to signalling systems, such for example as television systems
摘要
申请公布号
GB422906(A)
申请公布日期
1935.01.14
申请号
GB19330011204
申请日期
1933.04.13
申请人
ELECTRIC & MUSICAL INDUSTRIES LIMITED;PETER WILLIAM WILLANS
发明人
分类号
H04N5/08;H04N5/16
主分类号
H04N5/08
代理机构
代理人
主权项
地址
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