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 Western Deep Levels LimitedfiledCriticalWestern Deep Levels Limited
Priority to ZA926046ApriorityCriticalpatent/ZA926046B/en
Publication of ZA926046BpublicationCriticalpatent/ZA926046B/en