Patent ID: 8033042

Claim:
A device for fastening a label to a binder that exhibit slots arranged in pairs at a mutual distance from each other for receiving end sections of a label holder, and the firm locking of the same therein, wherein the label holder is pocket-shaped and flexible, and exhibits along opposing lateral edge sections recesses arranged in rows; hook-shaped locking elements are distributed in rows and insertable in the slots, whereupon a recess row formed and the row of locking elements are adapted to each other in terms of shape for the lockably receiving, interacting in pairs, of each locking element in a recess after insertion of the respective lateral label edge sections in a slot; the hook-shaped locking elements exhibit a shape inclined from one side, and a shape that is inclined in a transverse or opposing direction, so that when the label holder provided with recesses is inserted, they pass through in one direction but continue to retain the label holder in the opposite direction.