LASER IMAGE ENGRAVING IN SCRATCH-OFF COATING APPLICATIONS

A method and system for creating game cards incorporates a removable scratch-off coating to hide printed symbols. The card is constructed so that the scratch-off coating is selectively retained by the card, in the form of symbols, when the scratch-off coating is removed. The selective retention of s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: RICH, BENNY, R, CARIDES, JAMES, J
Format: Patent
Sprache:eng ; fre
Schlagworte:
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