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发明名称
Cathode ray tube system
摘要
申请公布号
US2341764(A)
申请公布日期
1944.02.15
申请号
US19410421310
申请日期
1941.12.02
申请人
DE GIER JOHANNES
发明人
GIER JOHANNES DE
分类号
H01J29/06;H01J29/52;H01J29/62
主分类号
H01J29/06
代理机构
代理人
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