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发明名称
ELEKTRONENSTRAHLROEHRE
摘要
申请公布号
DD219621(A5)
申请公布日期
1985.03.06
申请号
DD19840265889
申请日期
1984.08.01
申请人
N. V. PHILIPS' GLOEILAMPENFABRIKEN,NL
发明人
BROEK,MARTINUS H. L. M. VAN DEN,NL;WESTRA,JAN D.,NL
分类号
H01J29/48;H01J29/56;(IPC1-7):H01J29/56
主分类号
H01J29/48
代理机构
代理人
主权项
地址
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