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经营范围
发明名称
Improvements in or relating to the projection of televised images
摘要
申请公布号
GB786553(A)
申请公布日期
1957.11.20
申请号
GB19540017452
申请日期
1954.06.14
申请人
SOCIETE GENERALE D'ELECTRONIQUE
发明人
分类号
H04N5/74
主分类号
H04N5/74
代理机构
代理人
主权项
地址
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