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 Guiseppe Enrico CarrarafiledCriticalGuiseppe Enrico Carrara
Priority to ZA85455ApriorityCriticalpatent/ZA85455B/en
Publication of ZA85455BpublicationCriticalpatent/ZA85455B/en