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Priority claimed from FI780627Aexternal-prioritypatent/FI60107C/fi
Application filed by Suomen Laeaeketehdas Oy SalcofiledCriticalSuomen Laeaeketehdas Oy Salco
Priority to FI792583ApriorityCriticalpatent/FI792583A/fi
Publication of FI792583ApublicationCriticalpatent/FI792583A/fi