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 LaitinenfiledCriticalKauko Laitinen
Priority to FI934250ApriorityCriticalpatent/FI934250A0/fi
Publication of FI934250A0publicationCriticalpatent/FI934250A0/fi