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经营范围
发明名称
Direct-viewing storage tube
摘要
申请公布号
US2788467(A)
申请公布日期
1957.04.09
申请号
US19540409240
申请日期
1954.02.09
申请人
HUGHES AIRCRAFT COMPANY
发明人
SMITH HENRY MILLARD
分类号
H01J31/18
主分类号
H01J31/18
代理机构
代理人
主权项
地址
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