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 NobbsfiledCriticalM Nobbs
Priority to ZA720131ApriorityCriticalpatent/ZA72131B/en
Publication of ZA72131BpublicationCriticalpatent/ZA72131B/en