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经营范围
发明名称
A cathode ray tube
摘要
申请公布号
GB2238652(B)
申请公布日期
1994.04.06
申请号
GB19900012403
申请日期
1990.06.04
申请人
ADRIAN * ROLL
发明人
ADRIAN * ROLL
分类号
H01J29/34;H01J29/89;H04N9/24;H04N13/00;(IPC1-7):H01J29/89;H01J29/18;H01J29/32;H01J31/22
主分类号
H01J29/34
代理机构
代理人
主权项
地址
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