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发明名称
METHOD FOR SETTING ELECTRODE SPACING OF CATHODE GLOBE FOR ELECTRON TUBE AND ELECTRODE STRUCTURE
摘要
申请公布号
KR1019920009330(B1)
申请公布日期
1992.10.15
申请号
KR1019870004438
申请日期
1987.05.06
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
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