20090077928 | METHOD FOR OVERPRINTING ALREADY PRINTED PACKAGES - Method for overprinting already printed packages includes preparing a raster or steel magnetic block which is provided with a clamping plate, wherein the block is engraved with the aid of a jet etching device and represents new texts or patterns which are applicable by tampon printing using specific inks on a located existing and already printed part of a box, drying, verifying and packing the box. The method is used for overprinting and includes masking an undesired area by printing a blanking pavement and afterwards by overprinting a desired text, instruction or a pattern thereon and uses an automatic line including a de-stacker ( | 03-26-2009 |