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KNORR RIERA LUIS
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KNORR RIERA LUIS
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Priority to ES0071621UpriorityCriticalpatent/ES71621U/es
Publication of ES71621UpublicationCriticalpatent/ES71621U/es
Un tapón elástico perfeccionado, caracterizado esencialmente por consistir en un núcleo laminar de forma circular, debajo del cual existe una arandela flexible de igual forma, del cual sobresalen periféricamente multitud de patas dirigidas hacia arriba, las cuales se doblan luego hacia abajo, en expansiones de considerable longitud, acodadas hacia la parte interna y terminadas en uñitas dirigidas hacia fuera.