The present invention relates to a closing device for sachets comprising at least two complementary closing elements (200, 300) and an associated slider (100) comprising a central bead (140), adapted for modifying the joining state of said two elements (200, 300) so as to respectively separate or engage...http://www.google.es/patents/US7976219?utm_source=gb-gplus-sharePatente US7976219 - Closing device with slider for sachet, comprising anti-engagement means
Closing device with slider for sachet, comprising anti-engagement means
