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经营范围
发明名称
ELECTRON TUBE
摘要
申请公布号
EP0200277(B1)
申请公布日期
1990.10.17
申请号
EP19860200732
申请日期
1986.04.29
申请人
N.V. PHILIPS' GLOEILAMPENFABRIEKEN
发明人
VAN HOUWELINGEN, DIRK;WARRINGA, JOZEPHUS JOHANNUS MARIA
分类号
H01J19/02;H01J19/38;H01J21/10
主分类号
H01J19/02
代理机构
代理人
主权项
地址
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