| 摘要 |
The invention relates to bar codes and can be used in the individual marking of goods, development of automated control systems, capable of distinguishing the infringing merchandise from the legal one. The process consists in that onto the paper carrier, parallel to the basic bar and digital codes, there are applied individual bar and digital codes, and in the space between the basic and the individual bar and digital codes it is formed and irreproducible image with at least two inkjet printers functioning independently from each other, of different colours, the control electrodes of which are connected to a power supply unit through a random-number generator.
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