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 S Lazarides, Z Zisis, L DiniozosfiledCriticalS Lazarides
Priority to ZA700224ApriorityCriticalpatent/ZA70224B/en
Publication of ZA70224BpublicationCriticalpatent/ZA70224B/en