https://hal-univ-rennes1.archives-ouvertes.fr/hal-01108591
Contributor : Pierre-Antoine Bouit <>
Submitted on : Friday, January 23, 2015 - 10:01:43 AM Last modification on : Wednesday, January 13, 2021 - 3:08:03 AM
Benoit Ansel, Xavier Borde, Hubert Le Bozec, Régis Réau. A document including a variably visually perceptible safety mark. France, Patent n° : WO 2009112723 A2 20090917. 2009. ⟨hal-01108591⟩