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 Viljo Juhana JaervenpaeaefiledCriticalViljo Juhana Jaervenpaeae
Priority to FI752250ApriorityCriticalpatent/FI752250A7/fi
Publication of FI752250A7publicationCriticalpatent/FI752250A7/fi