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发明名称
Display device
摘要
申请公布号
US2144968(A)
申请公布日期
1939.01.24
申请号
US19360062305
申请日期
1936.02.04
申请人
OSTBY AND BARTON COMPANY
发明人
GERTH WILLIAM HENRY
分类号
A47F7/02
主分类号
A47F7/02
代理机构
代理人
主权项
地址
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