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Application filed by Kubala Jozef, Caplovic Jan, Svec JozeffiledCriticalKubala Jozef
Priority to CS833909ApriorityCriticalpatent/CS231545B1/cs
Publication of CS390983A1publicationCriticalpatent/CS390983A1/cs
Publication of CS231545B1publicationCriticalpatent/CS231545B1/cs
Procedimiento para preparar derivados del acido 7beta-(carboxialquenoilamino)-(1-o,1-5 o 1-50)-3 cefem-4- carboxilico, y los intermediarios de aplicacion exclusiva en dicho procedimiento.