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 Fransina Stemmet MariafiledCriticalFransina Stemmet Maria
Priority to ZA895182ApriorityCriticalpatent/ZA895182B/en
Publication of ZA895182BpublicationCriticalpatent/ZA895182B/en