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经营范围
发明名称
Improvements in advertising and like apparatus
摘要
申请公布号
GB372194(A)
申请公布日期
1932.05.05
申请号
GB19310023006
申请日期
1931.08.14
申请人
ALPHONSE ROUX
发明人
分类号
G09F11/29
主分类号
G09F11/29
代理机构
代理人
主权项
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