Rail in flat type cathode ray tube
Raw material for magnetic shield, production method thereof, and
Raw material for shadow mask for color image receiving tube
Registration-enhancing means and method for color cathode ray tu
Reinforcing ring structure for a shadow mask
Removable screening mount for a tensed mask cathode ray tube
Resilient clamping members for color selection electrode
Resistive coating for a tensioned focus mask CRT
Rigid busbar for a cathode-ray tube (CRT)
Rigid CRT shadow mask assembly