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发明名称
Ageing tubes having space charge grids
摘要
申请公布号
US2435475(A)
申请公布日期
1948.02.03
申请号
US19420438885
申请日期
1942.04.14
申请人
REMCO ELECTRONIC, INC.
发明人
STROMEYER CHARLES FRANCIS
分类号
H01J19/82
主分类号
H01J19/82
代理机构
代理人
主权项
地址
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