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(11) | EP 0 256 992 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Multifunctional element for binding, in an adjoining and vertical position, sheet bundles and documents in general |
(57) There is disclosed a multifunctional element for binding one or more sheet bundles
or documents, comprising a triangular cross-section structure which is open at a vertex
thereof and having the vertex opposite base and the free edges of the sides defining
it suitably shaped, the base being suitably stiffened and the two sides extending
thereof being flexible. |