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发明名称
Illuminated display
摘要
申请公布号
US1923309(A)
申请公布日期
1933.08.22
申请号
US19320645056
申请日期
1932.11.30
申请人
HENDERSON RALPH N
发明人
HENDERSON RALPH N.
分类号
G09F13/04
主分类号
G09F13/04
代理机构
代理人
主权项
地址
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