Mask focusing color picture tube

Mask for color cathode ray tube having beneficial slot and...

Mask for color picture tube

Mask frame assembly for applying optimal tension in a CRT

Mask frame assembly having thermal correction unit and color...

Mask frame damper for color cathode ray tubes

Mask frame for cathode ray tube

Mask frame for cathode ray tube

Mask frame for cathode ray tube having resistance holes

Mask in color cathode ray tube

Mask in color cathode ray tube

Mask spring structure for cathode ray tube

Mask support blade structure having an insert

Mask support for shadow mask assembly

Mask support structure for tension mask color cathode ray tubes

Mask support structure for tension mask color cathode ray tubes

Mask type color television tube and method of manufacturing the

Mask vibration damping in cathode ray tubes

Mask-focusing color picture tube

Mask-frame assembly and method of manufacturing the same