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ATVIDAGERS IND AB
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ATVIDAGERS IND AB
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Priority to ES0026828UpriorityCriticalpatent/ES26828Y/es
Publication of ES26828UpublicationCriticalpatent/ES26828U/es
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Publication of ES26828YpublicationCriticalpatent/ES26828Y/es
Un papel carbón no encerado, caracterizado por que se disponen salientes a lo largo de, al menos, dos bordes opuestos y a una distancia adecuada (por ejemplo 5 a 15 milímetros) de dichos bordes a fin de impedir que el papel se curve debido a las diferencias en la dilatación de sus dos capas superficiales (el papel y la capa de carbono respectivamente) cuando se expone al calor.
Un perfeccioanamiento de obtención de conjuntos estratificados a base de policondensados lineales sintéticos y utilizables en la constituación de prendas confeccionadas