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Lastra Cartavenia Isaac de la
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Lastra Cartavenia Isaac de la
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Priority to ES998ApriorityCriticalpatent/ES998A1/es
Publication of ES998A1publicationCriticalpatent/ES998A1/es
Un nuevo sistema de colocación de los muelles en los colchones llamados de muelles, que consiste en colocarlos sobre una tijera que se pliega y despliega.