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 E PearcefiledCriticalE Pearce
Priority to ZA00780729ApriorityCriticalpatent/ZA78729B/en
Publication of ZA78729BpublicationCriticalpatent/ZA78729B/en