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发明名称
A dummy display device
摘要
申请公布号
GB651764(A)
申请公布日期
1951.04.11
申请号
GB19480015347
申请日期
1948.06.07
申请人
THE METAL BOX COMPANY LIMITED
发明人
PURTON PERCY ALFRED
分类号
A47F5/11
主分类号
A47F5/11
代理机构
代理人
主权项
地址
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