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 Plasser Railway Machinery S AfiledCriticalPlasser Railway Machinery S A
Priority to ZA874240ApriorityCriticalpatent/ZA874240B/en
Publication of ZA874240BpublicationCriticalpatent/ZA874240B/en