A computerized composing system includes a color transfer unit for selectively coloring portions of the printed output. Initially the operator places an original piece of artwork on an optical scanning digitizer. The digitized image is stored in a computer and displayed on a monitor screen or may be...http://www.google.de/patents/US4760467?utm_source=gb-gplus-sharePatent US4760467 - Composing system including a foil printing unit
