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 AT79095ApriorityCriticalpatent/AT401657B/de
Publication of ATA79095ApublicationCriticalpatent/ATA79095A/de
Application grantedgrantedCritical
Publication of AT401657BpublicationCriticalpatent/AT401657B/de