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Priority to FI953912ApriorityCriticalpatent/FI101740B/fi
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Publication of FI953912ApublicationCriticalpatent/FI953912A/fi
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Publication of FI101740B1publicationCriticalpatent/FI101740B1/fi
Publication of FI101740BpublicationCriticalpatent/FI101740B/fi