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PRES CUIT SOC ANENIMA
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PRES CUIT SOC ANENIMA
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Application filed by PRES CUIT SOC ANENIMAfiledCriticalPRES CUIT SOC ANENIMA
Priority to ES0257323ApriorityCriticalpatent/ES257323A2/en
Publication of ES257323A2publicationCriticalpatent/ES257323A2/en
Improvements in the object of the main patent, characterized in that the edges of the thermoplastic flexible sheet, punched and longitudinally bent, are coupled one on each side of the edge of a support tape provided with two longitudinal fins protruding on both sides thereof, and tablets against it, with simultaneous application of heat, so that the thermoplastic strip is welded to the support tape, after which the mentioned flaps are folded against the sides of the flexible strip and attached thereto. (Machine-translation by Google Translate, not legally binding)
ES0257323A1960-04-041960-04-04Improvements in the mounting of sliding closures (Machine-translation by Google Translate, not legally binding)
ExpiredES257323A2
(en)