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经营范围
发明名称
INTAGLIATED PHOTOCATHODE
摘要
申请公布号
GB2081967(B)
申请公布日期
1984.06.27
申请号
GB19800025655
申请日期
1980.08.06
申请人
PHILIPS ELECTRONIC & ASSOCIATED INDUSTRIES LTD
发明人
分类号
H01J9/12;H01J29/38;H01J29/89;(IPC1-7):H01J29/04;H01J1/34;H01J31/50
主分类号
H01J9/12
代理机构
代理人
主权项
地址
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