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发明名称
Display device
摘要
申请公布号
US2179828(A)
申请公布日期
1939.11.14
申请号
US19380191521
申请日期
1938.02.19
申请人
ARMSTRONG CORK COMPANY
发明人
PARK ARTHUR D.
分类号
G09F19/10
主分类号
G09F19/10
代理机构
代理人
主权项
地址
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