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Application filed by Veikko KailefiledCriticalVeikko Kaile
Priority to FI881244ApriorityCriticalpatent/FI83728C/fi
Publication of FI881244A0publicationCriticalpatent/FI881244A0/fi
Publication of FI881244ApublicationCriticalpatent/FI881244A/fi
Application grantedgrantedCritical
Publication of FI83728BpublicationCriticalpatent/FI83728B/fi
Publication of FI83728CpublicationCriticalpatent/FI83728C/fi