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Individual
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Individual
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Priority to ES45727ApriorityCriticalpatent/ES45727A1/es
Publication of ES45727A1publicationCriticalpatent/ES45727A1/es
ES45727A1909-06-161909-06-16Un aparato para producir gas ácido sulfuroso bajo presión, para su utilización como desinfectante y como fermenticida.
ExpiredES45727A1
(es)