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Individual
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Priority to ES23254ApriorityCriticalpatent/ES23254A1/es
Publication of ES23254A1publicationCriticalpatent/ES23254A1/es
ES23254A1898-10-211898-10-21Una mejora en el tratamiento de la nitro-celulosa para la fabricación de explosivos y otros productos.
ExpiredES23254A1
(es)