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Application filed by Pentti Simo TervofiledCriticalPentti Simo Tervo
Priority to FI930209UpriorityCriticalpatent/FI1020U1/en
Publication of FIU930209U0publicationCriticalpatent/FIU930209U0/en
Application grantedgrantedCritical
Publication of FI1020U1publicationCriticalpatent/FI1020U1/en