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 Semperit AgfiledCriticalSemperit Ag
Priority to AT452480ApriorityCriticalpatent/AT372282B/de
Publication of ATA452480ApublicationCriticalpatent/ATA452480A/de
Application grantedgrantedCritical
Publication of AT372282BpublicationCriticalpatent/AT372282B/de