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 Jaakko GaevertfiledCriticalJaakko Gaevert
Priority to FI871033ApriorityCriticalpatent/FI871033A0/fi
Publication of FI871033A0publicationCriticalpatent/FI871033A0/fi