-
1.HIGH FREQUENCY, COLD CATHODE, TRIODE-TYPE, FIELD-EMITTER VACUUM TUBE AND PROCESS FOR MANUFACTURING THE SAME 有权
标题翻译: 高频,冷阴极,三极型,场发射真空管及其制造方法公开(公告)号:EP2126953B8
公开(公告)日:2013-04-10
申请号:EP06842811.9
申请日:2006-12-29
公开(公告)号:EP2126953B8
公开(公告)日:2013-04-10
申请号:EP06842811.9
申请日:2006-12-29