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 Fehrer ErnstfiledCriticalFehrer Ernst
Priority to AT198494ApriorityCriticalpatent/AT402303B/de
Publication of ATA198494ApublicationCriticalpatent/ATA198494A/de
Application grantedgrantedCritical
Publication of AT402303BpublicationCriticalpatent/AT402303B/de