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发明名称
Electron beam convergence apparatus
摘要
申请公布号
US3393343(A)
申请公布日期
1968.07.16
申请号
US19660527190
申请日期
1966.02.14
申请人
RADIO CORPORATION OF AMERICA
发明人
SENDELWECK GENE KARL
分类号
H04N9/28
主分类号
H04N9/28
代理机构
代理人
主权项
地址
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