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 Toivo Korsu, Keijo KeskikorpifiledCriticalToivo Korsu
Priority to FI813114ApriorityCriticalpatent/FI813114A7/fi
Publication of FI813114LpublicationCriticalpatent/FI813114L/fi
Publication of FI813114A7publicationCriticalpatent/FI813114A7/fi