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
Priority to MW63/91ApriorityCriticalpatent/MW6391A1/en
Application filed by Dieter Schmidt KlausfiledCriticalDieter Schmidt Klaus
Priority to ZA926303Aprioritypatent/ZA926303B/en
Publication of ZA926303BpublicationCriticalpatent/ZA926303B/en