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经营范围
发明名称
Improvements in and relating to advertisement signs
摘要
申请公布号
GB323777(A)
申请公布日期
1930.01.10
申请号
GB19280029097
申请日期
1928.10.10
申请人
THOMAS LAMB;WILLIAM REID SHARP
发明人
分类号
G09F13/14
主分类号
G09F13/14
代理机构
代理人
主权项
地址
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