Device for opening and closing boxes and boxes formed from sheet material and whose closure comes overlap or superposition of two or more flaps, wherein a first flap external parallel to its edge, is a line of climbed or torn, which in its path forms a small lip or catch lug, coming said first flap to overlap partially over a second flap external precisely along, at least the area between that perforated line and the edge the first external flap being that area with an adhesive material. (Machine-translation by Google Translate, not legally binding)
展开▼
