Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Univ PretoriafiledCriticalUniv Pretoria
Priority to ZA946055ApriorityCriticalpatent/ZA946055B/en
Publication of ZA946055BpublicationCriticalpatent/ZA946055B/en