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 Paavo LievonenfiledCriticalPaavo Lievonen
Priority to FI900172ApriorityCriticalpatent/FI900172A/fi
Publication of FI900172A0publicationCriticalpatent/FI900172A0/fi
Publication of FI900172ApublicationCriticalpatent/FI900172A/fi