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Priority claimed from FI20002664Aexternal-prioritypatent/FI20002664A0/fi
Application filed by Urho Viljanmaa OyfiledCriticalUrho Viljanmaa Oy
Priority to FI20015042ApriorityCriticalpatent/FI20015042A0/fi
Publication of FI20015042A0publicationCriticalpatent/FI20015042A0/fi