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Application filed by Tibor Mudr Csc GaborfiledCriticalTibor Mudr Csc Gabor
Priority to CS83539ApriorityCriticalpatent/CS231536B1/cs
Publication of CS53983A1publicationCriticalpatent/CS53983A1/cs
Publication of CS231536B1publicationCriticalpatent/CS231536B1/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.