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Application filed by Erkki HuhmarfiledCriticalErkki Huhmar
Priority to FI832054ApriorityCriticalpatent/FI72262C/fi
Publication of FI832054A0publicationCriticalpatent/FI832054A0/fi
Publication of FI832054LpublicationCriticalpatent/FI832054L/fi
Application grantedgrantedCritical
Publication of FI72262BpublicationCriticalpatent/FI72262B/fi
Publication of FI72262CpublicationCriticalpatent/FI72262C/fi