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Individual
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Individual
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Priority to ES9128ApriorityCriticalpatent/ES9128A1/es
Publication of ES9128A1publicationCriticalpatent/ES9128A1/es
ES9128A1889-01-221889-01-22Perfeccionamientos introducidos en los procedimientos y aparatos destinados a extraer los metales de los minerales.
ExpiredES9128A1
(es)