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经营范围
发明名称
Improvements in or relating to Cathodoluminescent Indicator Tubes
摘要
申请公布号
GB1166599(A)
申请公布日期
1969.10.08
申请号
GB19680039339
申请日期
1968.08.16
申请人
NIPPON ELECTRIC COMPANY LIMITED
发明人
分类号
G09F9/30;H01J29/18;H01J31/15
主分类号
G09F9/30
代理机构
代理人
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