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 Ahlstroem OyfiledCriticalAhlstroem Oy
Priority to FI803545ApriorityCriticalpatent/FI803545L/fi
Publication of FI803545A7publicationCriticalpatent/FI803545A7/fi
Publication of FI803545LpublicationCriticalpatent/FI803545L/fi