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Priority to FI971465ApriorityCriticalpatent/FI104341B/sv
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Publication of FI971465ApublicationCriticalpatent/FI971465A/sv
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Publication of FI104341B1publicationCriticalpatent/FI104341B1/sv
Publication of FI104341BpublicationCriticalpatent/FI104341B/sv