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 Norma GmbhfiledCriticalNorma Gmbh
Priority to AT765960ApriorityCriticalpatent/AT224929B/de
Application grantedgrantedCritical
Publication of AT224929BpublicationCriticalpatent/AT224929B/de