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 AT197599ApriorityCriticalpatent/ATA197599A/en
Publication of ATA197599ApublicationCriticalpatent/ATA197599A/en