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 Colin ChristiefiledCriticalColin Christie
Priority to ZA9607051ApriorityCriticalpatent/ZA967051B/en
Publication of ZA967051BpublicationCriticalpatent/ZA967051B/en