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Application filed by Juhani LehikoinenfiledCriticalJuhani Lehikoinen
Priority to FI901059ApriorityCriticalpatent/FI88070C/en
Publication of FI901059A0publicationCriticalpatent/FI901059A0/en
Publication of FI901059ApublicationCriticalpatent/FI901059A/en
Application grantedgrantedCritical
Publication of FI88070BpublicationCriticalpatent/FI88070B/en
Publication of FI88070CpublicationCriticalpatent/FI88070C/en