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 Flow Handling Proprietary LimifiledCriticalFlow Handling Proprietary Limi
Priority to ZA983372ApriorityCriticalpatent/ZA983372B/en
Publication of ZA983372BpublicationCriticalpatent/ZA983372B/en