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 Hendrikus Brand Joube JohannesfiledCriticalHendrikus Brand Joube Johannes
Priority to ZA884389ApriorityCriticalpatent/ZA884389B/en
Publication of ZA884389BpublicationCriticalpatent/ZA884389B/en