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Application filed by Slavomir Ing Horejs, Milan Ing Ondas, Smid Vladimir, Ladislav Ing OrosfiledCriticalSlavomir Ing Horejs
Priority to CS835782ApriorityCriticalpatent/CS243069B1/cs
Publication of CS578283A1publicationCriticalpatent/CS578283A1/cs
Publication of CS243069B1publicationCriticalpatent/CS243069B1/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.