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发明名称
APERTURED-MASK CATHODE-RAY TUBE
摘要
申请公布号
GB1465181(A)
申请公布日期
1977.02.23
申请号
GB19740005116
申请日期
1974.02.04
申请人
RCA CORP
发明人
分类号
H01J9/22;H01J29/28;H01J31/20;(IPC1-7):H01J31/10
主分类号
H01J9/22
代理机构
代理人
主权项
地址
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