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 Stevens & Co Inc J PfiledCriticalStevens & Co Inc J P
Priority to ZA710397ApriorityCriticalpatent/ZA71397B/en
Publication of ZA71397BpublicationCriticalpatent/ZA71397B/en