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Application filed by Lichvar Milan, Jan Bindas, Jozef Corny, Alojz Ing ZlackyfiledCriticalLichvar Milan
Priority to CS831739ApriorityCriticalpatent/CS235236B1/cs
Publication of CS173983A1publicationCriticalpatent/CS173983A1/cs
Publication of CS235236B1publicationCriticalpatent/CS235236B1/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.