Control arrangements or circuits, of interest only in connection with visual indicators

Official title: 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 {using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions}

G09G3/04 (Control arrangements or circuits, of interest only in connection with visual indicators) appears on 1,213 US grants and 859 published applications in this corpus.