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发明名称
CATHODE STRUCTURES
摘要
申请公布号
GB9210419(D0)
申请公布日期
1992.07.01
申请号
GB19920010419
申请日期
1992.05.15
申请人
GEC-MARCONI LIMITED
发明人
分类号
H01J1/304;H01J9/02
主分类号
H01J1/304
代理机构
代理人
主权项
地址
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