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经营范围
发明名称
ELECTRONIC TUBE
摘要
申请公布号
JPS5350966(A)
申请公布日期
1978.05.09
申请号
JP19760125601
申请日期
1976.10.20
申请人
JAPAN RADIO CO LTD
发明人
KIYOUNO HISAO;SAWADA KATSUYOSHI
分类号
H01J1/46;H01J19/42;H01J21/34
主分类号
H01J1/46
代理机构
代理人
主权项
地址
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