| 摘要 |
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. |
