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经营范围
发明名称
Improvements in advertising signs
摘要
申请公布号
GB429893(A)
申请公布日期
1935.06.04
申请号
GB19330020483
申请日期
1933.09.04
申请人
WILLIAM ERNEST WOODLEY
发明人
分类号
G09F13/26
主分类号
G09F13/26
代理机构
代理人
主权项
地址
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