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 Werner Hilman SchultzfiledCriticalWerner Hilman Schultz
Priority to ZA9710126ApriorityCriticalpatent/ZA9710126B/en
Publication of ZA9710126BpublicationCriticalpatent/ZA9710126B/en