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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Priority to ES0248312ApriorityCriticalpatent/ES248312A1/es
Publication of ES248312A1publicationCriticalpatent/ES248312A1/es
Sistema de impresión de ilustraciones, caracterizado porque la impresión se realiza a dos tintas, una de las cuales es susceptible de ser neutralizada, a efectos ópticos, por medio de elementos correlativos, de un tono idéntico al del color que se trata de anular, tales como una gelatina, cristal o similar, elementos que pueden ir adheridos a los bordes de la ilustración o en otro lugar apropiado de la misma.
ES0248312A1959-03-301959-03-30Sistema de impresiën de ilustraciones
ExpiredES248312A1
(es)