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发明名称
Display device
摘要
申请公布号
US2621429(A)
申请公布日期
1952.12.16
申请号
US19490075782
申请日期
1949.02.11
申请人
CURT TEICH & COMPANY
发明人
TEICH WALTER E.
分类号
G09F15/00
主分类号
G09F15/00
代理机构
代理人
主权项
地址
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