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Application filed by Miroslav Ing KubartfiledCriticalMiroslav Ing Kubart
Priority to CS831088ApriorityCriticalpatent/CS230790B1/cs
Publication of CS108883A1publicationCriticalpatent/CS108883A1/cs
Priority to BG6398884Aprioritypatent/BG45655A1/xx
Priority to SU847773284Aprioritypatent/SU1291788A1/ru
Publication of CS230790B1publicationCriticalpatent/CS230790B1/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.