US PATENT SUBCLASS 348 / 823
.~.~.~.~ Protective glass or panel

Current as of: June, 1999
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348 /   HD   TELEVISION

739  DF  VIDEO DISPLAY {13}
805  DF  .~ Cathode-ray tube {5}
818  DF  .~.~ Protective device {3}
821  DF  .~.~.~ Implosion protection {2}
823.~.~.~.~ Protective glass or panel {1}
824  DF  .~.~.~.~.~> Bonded to CRT faceplate

DEFINITION

Classification: 348/823

Protective glass or panel:

(under subclass 821) Subject matter wherein the protective structure is a transparent planar element placed in front of the tube.

SEE OR SEARCH CLASS

313, Electric Lamp and Discharge Devices,

478, for cathode-ray tube envelope with external optical element which may be a glass or a transparent panel.