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发明名称
Window display device
摘要
申请公布号
US1980977(A)
申请公布日期
1934.11.20
申请号
US19320628975
申请日期
1932.08.16
申请人
EVERSON FRANKLIN E
发明人
EVERSON FRANKLIN E.
分类号
A47F5/08
主分类号
A47F5/08
代理机构
代理人
主权项
地址
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