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 Tyoetehoseura R YfiledCriticalTyoetehoseura R Y
Priority to FI840262ApriorityCriticalpatent/FI840262A/en
Publication of FI840262A0publicationCriticalpatent/FI840262A0/en
Publication of FI840262ApublicationCriticalpatent/FI840262A/en