Apparatus and numbering machine for providing markings on security papers

Processing unit 8 is programmed to send control signals to all the members 51, 52, 53, 61, 62, 63 of two or more marking stations functioning with different printing technologies. Station 5 for instance functions with a mechanical typography system and station 6 is a laser marking station, the laser...

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1. Verfasser: BOLOGNINI, STEPHANE
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:Processing unit 8 is programmed to send control signals to all the members 51, 52, 53, 61, 62, 63 of two or more marking stations functioning with different printing technologies. Station 5 for instance functions with a mechanical typography system and station 6 is a laser marking station, the laser beam of which interacts with a light absorbing material applied on the rear side of the sheet 1, without substantially interacting with the front side of sheet 1 and the substrate of sheet 1.