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 Hoesch Werke AgfiledCriticalHoesch Werke Ag
Priority to IT8047979ApriorityCriticalpatent/IT1126958B/it
Publication of IT8047979A0publicationCriticalpatent/IT8047979A0/it
Application grantedgrantedCritical
Publication of IT1126958BpublicationCriticalpatent/IT1126958B/it