Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0049536UpriorityCriticalpatent/ES49536Y/es
Publication of ES49536UpublicationCriticalpatent/ES49536U/es
Application grantedgrantedCritical
Publication of ES49536YpublicationCriticalpatent/ES49536Y/es
Un saco de papel perfeccionado, caracterizado por la constitución de una válvula de carga de mercancía (de cualquier naturaleza), constituido por un cerrado en vacío en su parte superior mediante cosido a cadeneta a máquina, unión que permite, además, la apertura del saco y vaciado del mismo mediante un simple descosido.
ES0049536U1955-08-101955-08-10Saco de papel perfeccionado
ExpiredES49536Y
(es)