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 Kauko Juhani MaeaettaefiledCriticalKauko Juhani Maeaettae
Priority to FI1770/74ApriorityCriticalpatent/FI177074A7/fi
Publication of FI177074A7publicationCriticalpatent/FI177074A7/fi