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发明名称
Advertising device
摘要
申请公布号
US2193958(A)
申请公布日期
1940.03.19
申请号
US19380206182
申请日期
1938.05.05
申请人
THEODORE BERNER
发明人
BERNER THEODORE
分类号
A47F7/18
主分类号
A47F7/18
代理机构
代理人
主权项
地址
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