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 Vogel & Noot AgfiledCriticalVogel & Noot Ag
Application grantedgrantedCritical
Publication of AT184393BpublicationCriticalpatent/AT184393B/en