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 Kari RantanenfiledCriticalKari Rantanen
Priority to FI981944ApriorityCriticalpatent/FI981944A/fi
Publication of FI981944A0publicationCriticalpatent/FI981944A0/fi
Publication of FI981944ApublicationCriticalpatent/FI981944A/fi