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发明名称
ENVELOPE CONDUCTIVE COATINGS IN CATHODE RAY TUBES
摘要
申请公布号
GB2060992(A)
申请公布日期
1981.05.07
申请号
GB19800030314
申请日期
1980.09.19
申请人
HITACHI LTD
发明人
分类号
H01J9/44;H01J29/88;H01J29/94;(IPC1-7):H01J29/88
主分类号
H01J9/44
代理机构
代理人
主权项
地址
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