| 发明名称 |
Cathode for electron tube, comprises electron-emitting material layer coated on metal base, comprising needle-shaped conductive material |
| 摘要 |
A cathode for an electron tube, comprises a metal base and an electron-emitting material layer coated on the metal base. The electron-emitting material layer comprises a needle-shaped conductive material (51).
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| 申请公布号 |
FR2826505(A1) |
申请公布日期 |
2002.12.27 |
| 申请号 |
FR20020007737 |
申请日期 |
2002.06.21 |
| 申请人 |
SAMSUNG SDI CO LTD |
发明人 |
CHOI JONG SEO;HAN DONG HEE;HAN SEUNG KWON;SEO DONG KYUN;SIN BU CHUL;RHO HWAN CHUL |
| 分类号 |
H01J1/14;H01J1/20;(IPC1-7):H01J1/14;H01J9/04 |
主分类号 |
H01J1/14 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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