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Application filed by Aihiko KyfiledCriticalAihiko Ky
Priority to FI872524ApriorityCriticalpatent/FI77800C/fi
Publication of FI872524A0publicationCriticalpatent/FI872524A0/fi
Publication of FI872524ApublicationCriticalpatent/FI872524A/fi
Publication of FI77800BpublicationCriticalpatent/FI77800B/fi
Application grantedgrantedCritical
Publication of FI77800CpublicationCriticalpatent/FI77800C/fi