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 Contina AgfiledCriticalContina Ag
Priority to AT438164ApriorityCriticalpatent/AT245371B/de
Application grantedgrantedCritical
Publication of AT245371BpublicationCriticalpatent/AT245371B/de