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.)
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Publication date
Priority claimed from FI892739Aexternal-prioritypatent/FI94220C/en
Priority claimed from FI901635Aexternal-prioritypatent/FI901635A/en
Priority claimed from PCT/FI1990/000148external-prioritypatent/WO1990014875A1/en
Application filed by Jeven OyfiledCriticalJeven Oy
Priority to FI915447ApriorityCriticalpatent/FI915447A0/en
Publication of FI915447A0publicationCriticalpatent/FI915447A0/en