348 / | HD | TELEVISION |
739 | DF | VIDEO DISPLAY {13} |
744 | DF | .~ Projection device {7} |
776 | .~.~ Cathode-ray tube image source {4} | |
777 | DF | .~.~.~> With intensifier |
778 | DF | .~.~.~> Plural CRTs {1} |
781 | DF | .~.~.~> With optical element {3} |
787 | DF | .~.~.~> Cabinet or chassis {1} |