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Class 348/815 - With electron-optical color selection


Subclass of Class 348 - Television
Definition: Subject matter including an apparatus internal or external
No. of patents: 2
Last issue date: 07/11/1989


NumberTitleIssue Date
4847602Explosion-protected computer terminal
A computer terminal including a cathode ray tube display in an explosion-protected electrically grounded enclosure. The front wall of the enclosure is formed by a hermetically sealed keypanel having an electrically conductive window located opposite the d...
07/11/1989
4754324Multi-color image display apparatus
Multi-color image display apparatus including a cathode ray tube having an electron gun disposed for directing an axially emerging electron beam onto an output phosphor screen comprised of two portions, each of which is disposed symmetrically with respect...
06/28/1988
 
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