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 Matthew Vincent John Pavkovich, Eugen Helmut BuckfiledCriticalMatthew Vincent John Pavkovich
Publication of ZA982145BpublicationCriticalpatent/ZA982145B/en