| 发明名称 |
CATHODE RAY TUBE FOR DISPLAYING COLOURED PICTURES |
| 摘要 |
A cathode ray tube for displaying colored pictures of the post focusing type. A magnetic quadrupole lens is formed in each aperture of the color selection means. The defocusing direction of quadrupole lenses is parallel to the phosphor strips of the display screen. |
| 申请公布号 |
AU2073176(A) |
申请公布日期 |
1978.06.29 |
| 申请号 |
AU19760020731 |
申请日期 |
1976.12.20 |
| 申请人 |
PHILIPS' GLOEILAMPENFABRIEKEN, N.V. |
发明人 |
JAN VERWEEL |
| 分类号 |
H01J31/20;H01J29/07;H01J29/68;H01J29/81 |
主分类号 |
H01J31/20 |
| 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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