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公开(公告)号：US3090893A
公开(公告)日：1963-05-21
申请号：US9402061
申请日：1961-03-07
Applicant: ERICSSON TELEPHONES LTD
Inventor： DONALD REANEY
IPC: H01J17/48
CPC classification number: H01J17/48 , H01J2893/007
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2.发明授权Multi-electrode cold-cathode discharge tube comprising ring magnet with attached electrodes 失效多电极冷阴极放电管，包括带有电极的环形磁铁
公开(公告)号：US3313973A
公开(公告)日：1967-04-11
申请号：US28253463
申请日：1963-05-20
Applicant: ERICSSON TELEPHONES LTD
Inventor： DONALD REANEY
IPC: H01J17/48
CPC classification number: H01J17/48 , H01J2893/007
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