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 Antti Simonen, Leena Anneli SimonenfiledCriticalAntti Simonen
Priority to FI970928ApriorityCriticalpatent/FI970928A0/fi
Publication of FI970928A0publicationCriticalpatent/FI970928A0/fi