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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0013124UpriorityCriticalpatent/ES13124Y/en
Publication of ES13124UpublicationCriticalpatent/ES13124U/en
Application grantedgrantedCritical
Publication of ES13124YpublicationCriticalpatent/ES13124Y/en
New changeable sheets notebook, characterized by being constituted by a main spring, formed by a steel wire that at regular intervals or not, suffers some folds or bends that determine circular hooks in variable number and dimension according to the notebook in which there is apply. (Machine-translation by Google Translate, not legally binding)