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发明名称
ELEKTRISCHE ENTLADUNGSROEHRE MIT EINER DIREKT HEIZBAREN KATHODE
摘要
申请公布号
DE2304771(A1)
申请公布日期
1973.08.23
申请号
DE19732304771
申请日期
1973.02.01
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN, EINDHOVEN (NIEDERLANDE)
发明人
WARMERDAM, JOANNES CORNELIS VAN, EINDHOVEN (NIEDERLANDE)
分类号
H01J1/15;H01J1/16;(IPC1-7):H01J19/10
主分类号
H01J1/15
代理机构
代理人
主权项
地址
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