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发明名称
ELECTRON EMISSION DEVICE PROVIDED WITH A RESERVOIR CONTAINING MATERIAL REDUCING THE ELECTRON WORK FUNCTION
摘要
申请公布号
EP0206422(B1)
申请公布日期
1990.02.28
申请号
EP19860201069
申请日期
1986.06.19
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
ZWIER, JAN;VASTERINK, JOHANNES HERMANNUS ANTONIUS;VAN ESDONK, JOHANNES
分类号
H01J1/308;H01J1/304;H01J1/32;H01J1/34;H01J3/02
主分类号
H01J1/308
代理机构
代理人
主权项
地址
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