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 M JonesfiledCriticalM Jones
Priority to ZA715805ApriorityCriticalpatent/ZA715805B/en
Publication of ZA715805BpublicationCriticalpatent/ZA715805B/en