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E Barbet et Fils et Cie
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E Barbet et Fils et Cie
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Priority to ES68043ApriorityCriticalpatent/ES68043A1/es
Publication of ES68043A1publicationCriticalpatent/ES68043A1/es
ES68043A1918-10-171918-10-17Perfeccionamientos en el tratamiento de jugos o líquidos piroleñosos procedentes de la carbonización de maderas.
ExpiredES68043A1
(es)