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LG. PHILIPS DISPLAYS KOREA CO., LTD.
| LG. PHILIPS DISPLAYS KOREA CO., LTD. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090167143 | CATHODE RAY TUBE INCLUDING ELECTRON GUN - A cathode ray tube including an electron gun is disclosed. The cathode ray tube includes a panel, a funnel fused to a rear end of the panel, an electron gun which is inserted into the funnel and includes a focus electrode for focusing electron beams emitted from a cathode, and a field controller positioned inside or on a surface of the focus electrode. The field controller surrounds a portion or the entire of an outside electron beam among the aligned electron beams. | 07-02-2009 |