US PATENT SUBCLASS 348 / 809
.~.~.~ Separate electron beams in single tube

Current as of: June, 1999
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348 /   HD   TELEVISION

739  DF  VIDEO DISPLAY {13}
805  DF  .~ Cathode-ray tube {5}
808  DF  .~.~ Color TV {3}
809.~.~.~ Separate electron beams in single tube

DEFINITION

Classification: 348/809

Separate electron beams in single tube:

(under subclass 808) Subject matter including a single tube having a plurality of electron beams, each reproducing a separate color.

SEE OR SEARCH CLASS

313, Electric Lamp and Discharge Devices,

409+, for plural beam cath ode-ray tubes.

315, Electric Lamp and Discharge Devices: Systems,

13.1, for plural ray type tube circuits.