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 William Lubbe Dr GeraldfiledCriticalWilliam Lubbe Dr Gerald
Priority to ZA9568ApriorityCriticalpatent/ZA9568B/en
Publication of ZA9568BpublicationCriticalpatent/ZA9568B/en