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 C E Lindgren Ab OyfiledCriticalC E Lindgren Ab Oy
Priority to FI964337ApriorityCriticalpatent/FI964337A0/fi
Publication of FI964337A0publicationCriticalpatent/FI964337A0/fi