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发明名称
Improvements relating to illuminated signs
摘要
申请公布号
GB495831(A)
申请公布日期
1938.11.18
申请号
GB19370013892
申请日期
1937.05.18
申请人
THOMAS TAAFFE
发明人
分类号
G09F13/00
主分类号
G09F13/00
代理机构
代理人
主权项
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