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 Vincent G & Co LtdfiledCriticalVincent G & Co Ltd
Priority to ZA717168ApriorityCriticalpatent/ZA717168B/en
Publication of ZA717168BpublicationCriticalpatent/ZA717168B/en