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
Priority claimed from DE4405471Aexternal-prioritypatent/DE4405471A1/de
Application filed by Perrakis Georgios EfiledCriticalPerrakis Georgios E
Publication of FI941702A0publicationCriticalpatent/FI941702A0/fi
Publication of FI941702ApublicationCriticalpatent/FI941702A/fi