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 ES68228ApriorityCriticalpatent/ES68228A1/es
Publication of ES68228A1publicationCriticalpatent/ES68228A1/es
ES68228A1918-11-111918-11-11Sustancias aglomerantes destinadas a la obtención de aglomerados de polvo de carbón mineral o vegetal.
ExpiredES68228A1
(es)