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经营范围
发明名称
Improvements in or relating to display devices
摘要
申请公布号
GB400465(A)
申请公布日期
1933.10.26
申请号
GB19330001930
申请日期
1933.01.20
申请人
CHARLES DESMOND YOUNG
发明人
分类号
A47F3/08
主分类号
A47F3/08
代理机构
代理人
主权项
地址
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