A cover of book loin. (Machine-translation by Google Translate, not legally binding)

摘要

A cover of book spine, characterized by comprising an elastic strip (1), having a cross section convexly externally and formed along its opposite longitudinal edges with respective converging wings (3) projecting inward suitable for pawning trimming over the opposite longitudinal edges of a book spine 6. (Machine-translation by Google Translate, not legally binding)