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Individual
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Individual
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Priority to ES0040358UpriorityCriticalpatent/ES40358Y/en
Publication of ES40358UpublicationCriticalpatent/ES40358U/en
Application grantedgrantedCritical
Publication of ES40358YpublicationCriticalpatent/ES40358Y/en
A device for articulating the lids on the spine of the books especially usable when they are used in the manufacture of such elements plastic materials, essentially characterized by the fact of presenting each of the lids, on the edge that is to be articulated to the spine, one or more tubular fins formed with the same material that constitutes the lid and one piece with it, which are aligned with other tubular fins, also made with the plastic material constituting the spine of the book, which are located on the edges of the same being established an alternation of one or the other fins that allows them to be aligned in the aligned holes of the same, pins that produce the hinge direct articulation of the lids to the spine, leaving only in view the plastic material constituting one and the other which , in addition to establishing a perfectly operable articulation, it benefits the aesthetic aspect of the book. (Machine-translation by Google Translate, not legally binding)
ES0040358U1954-02-061954-02-06
A device for articulating the covers to the back of the books
ExpiredES40358Y
(en)