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经营范围
发明名称
Advertising apparatus
摘要
申请公布号
US2819545(A)
申请公布日期
1958.01.14
申请号
US19530332636
申请日期
1953.01.22
申请人
ARTHUR GUEYDAN
发明人
GUEYDAN ARTHUR
分类号
G09F21/04
主分类号
G09F21/04
代理机构
代理人
主权项
地址
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