Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Optica Metalcraft S A
Original Assignee
Optica Metalcraft S A
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Filing date
Publication date
Application filed by Optica Metalcraft S AfiledCriticalOptica Metalcraft S A
Priority to ES97258UpriorityCriticalpatent/ES97258Y/en
Publication of ES97258UpublicationCriticalpatent/ES97258U/en
Application grantedgrantedCritical
Publication of ES97258YpublicationCriticalpatent/ES97258Y/en
Device for binding sheets in albums, characterized in that with slots in the spine of each sheet, paired, two by two and in convergent direction towards the interior thereof, projections are determined in the form of a dovetail, with once all the sheets to be bound are superimposed, an elastic ring is then passed, with the precise measurements and shape according to its purpose, by the birth of the dovetail of all the leaves, taking place on the edges and surfaces of the birth of the leaves. Dovetails, a tension capable of holding perfectly all the sheets together. (Machine-translation by Google Translate, not legally binding)
ES97258U1963-01-221963-01-22
Album sheet binding device
ExpiredES97258Y
(en)
Improved plate for the superposition and offset of the inscriptions of the bound ledgers (Machine-translation by Google Translate, not legally binding)