US PATENT SUBCLASS 348 / 777
.~.~.~ With intensifier

Current as of: June, 1999
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348 /   HD   TELEVISION

739  DF  VIDEO DISPLAY {13}
744  DF  .~ Projection device {7}
776  DF  .~.~ Cathode-ray tube image source {4}
777.~.~.~ With intensifier

DEFINITION

Classification: 348/777

With intensifier:

(under subclass 776) Subject matter wherein the image from the cathode-ray tube is subjected to a device which increases the brightness thereof.

(1) Note. For example, a fluorescent screen is placed next to a photocathode screen to increase the effect of radiation on the photocathode screen.