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Publication date
Application filed by Tampella Oy AbfiledCriticalTampella Oy Ab
Priority to FI2532/65ApriorityCriticalpatent/FI41149B/fi
Priority to SE13591/66Aprioritypatent/SE321666B/xx
Application grantedgrantedCritical
Publication of FI41149BpublicationCriticalpatent/FI41149B/fi