CPC Main Group
G09G 3/00 Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
10 direct subcodes
Child Classifications
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- G09G 3/02 by tracing or scanning a light beam on a screen
- G09G 3/04 for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments
- G09G 3/20 for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix