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Individual
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Individual
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Priority to ES1965110763UpriorityCriticalpatent/ES110763Y/en
Publication of ES110763UpublicationCriticalpatent/ES110763U/en
Application grantedgrantedCritical
Publication of ES110763YpublicationCriticalpatent/ES110763Y/en
An invisible stitch binding device characterized in that it consists of a support plate which, at its initial end, provides a wired tension spring that keeps the strip of fabric flat and also tensioned. In its outlet, this support plate comprises a folded wing and internally a pressing piece provided with a partially longitudinal groove. (Machine-translation by Google Translate, not legally binding)
Device of folding hooks, mounted in series, with spring of fixing and actuation by unique control. (Machine-translation by Google Translate, not legally binding)