| 摘要 |
Panel/shadow mask assembly including a substantially flat panel having an effective surface with a coat of fluorescent material thereon, a rail fastener fitted to a periphery of the panel wherein a surface of the rail fastener on a side of the effective surface of the panel has a radius of curvature, and a shadow mask fixed to the rail fastener under pretension, thereby doubling a foreign matter washing efficiency and preventing a quality deterioration of the flat cathode ray tube.
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