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Priority claimed from FI971482Aexternal-prioritypatent/FI105950B/en
Application filed by Pohjois Suomen KuivaustekniikkfiledCriticalPohjois Suomen Kuivaustekniikk
Priority to FI982120ApriorityCriticalpatent/FI982120A/en
Publication of FI982120A0publicationCriticalpatent/FI982120A0/en
Publication of FI982120ApublicationCriticalpatent/FI982120A/en