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Priority to ES0054898UpriorityCriticalpatent/ES54898Y/en
Publication of ES54898UpublicationCriticalpatent/ES54898U/en
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Publication of ES54898YpublicationCriticalpatent/ES54898Y/en
New binding clips for replaceable sheets, essentially characterized by the fact that each clip is constituted by a base provided laterally with lugs which base is arranged transversely on the back of the spine of the binding, comprising another piece as retainer of the sheets formed by an arch-bridge of elastic material with expansive tendency at its ends, which are retained in the lugs of the aforementioned base, passing the arch through the succession of holes in the sheets to be bound. (Machine-translation by Google Translate, not legally binding)
ES0054898U1956-06-221956-06-22
New binding clips for replaceable sheets
ExpiredES54898Y
(en)