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发明名称
Display apparatus
摘要
申请公布号
US1777550(A)
申请公布日期
1930.10.07
申请号
US19290330929
申请日期
1929.01.07
申请人
THOMAS W. MENEFEE
发明人
CRAIG RICHARD M.
分类号
G09F19/00
主分类号
G09F19/00
代理机构
代理人
主权项
地址
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