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 Johnston Andrew George, Whitfield Royden BryanfiledCriticalJohnston Andrew George
Priority to ZA200203196ApriorityCriticalpatent/ZA200203196B/en
Publication of ZA200203196BpublicationCriticalpatent/ZA200203196B/en