Method for protecting against falsification paper or other...

Details Method for protecting against falsification paper or other... Method for protecting against falsification paper or other...

B - Operations, Transporting

41

M

B41M 3/14 (2006.01) B41M 7/00 (2006.01)

Patent

CA 2154237

The present invention relates to a method for protecting against falsification paper or other material documents, which comprises the step of applying on the document, during the printing thereof, a layer including a transmitting chemical product, adapted to release an indelible track, at the surface portions thereof on which is applied a pressing or rubbing mechanical action.

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