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Application filed by Tapio Salminen, Matti HytoenenfiledCriticalTapio Salminen
Priority to FI945757ApriorityCriticalpatent/FI95494C/fi
Publication of FI945757A0publicationCriticalpatent/FI945757A0/fi
Publication of FI95494BpublicationCriticalpatent/FI95494B/fi
Application grantedgrantedCritical
Publication of FI95494CpublicationCriticalpatent/FI95494C/fi