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(11) | EP 0 156 544 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Visual display apparatus |
(57) Visual display apparatus comprises one or more rows of light emitting sources (5)
arranged to move cyclically through a display zone. The illumination of the light
sources is controlled so that, to an observer, an image appears to be formed in the
zone. The apparatus also includes a programming device which encodes artwork or the
like in a form suitable for use by the visual display apparatus. |