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Individual
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Individual
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Priority to ES1870004692ApriorityCriticalpatent/ES4692H3/es
Publication of ES4692H3publicationCriticalpatent/ES4692H3/es
ES1870004692A1870-01-031870-01-03Proceder para aprovechar los desperdicios de cueros y formar planchas de cuero "facticio" para suelas, tacones, etc.
ExpiredES4692H3
(es)