US PATENT SUBCLASS 345 / 70
.~.~.~.~.~ Including transformer

Current as of: June, 1999
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345 /   HD   COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND SELECTIVE VISUAL DISPLAY SYSTEMS

30  DF  PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) {4}
55  DF  .~ Display elements arranged in matrix (e.g., rows and columns) {10}
60  DF  .~.~ Fluid light emitter (e.g., gas, liquid, or plasma) {9}
68  DF  .~.~.~ Means for combining selective and sustain signals {1}
69  DF  .~.~.~.~ Resistor-diode arrangement {1}
70.~.~.~.~.~ Including transformer

DEFINITION

Classification: 345/70

Including transformer:

(under subclass 69) Subject matter in which the resistor-diode arrangement utilizes a transformer for providing the necessary voltage to the electrodes of the matrix.

SEE OR SEARCH CLASS

336, Inductor Devices, appropriate subclasses for transformers, per se.