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Application filed by Jorma Samuli Kuusinen, Pertti Salomo Rintala, Markku Kaarlo SaarifiledCriticalJorma Samuli Kuusinen
Priority to FI3403/74ApriorityCriticalpatent/FI58290C/fi
Publication of FI340374A7publicationCriticalpatent/FI340374A7/fi
Publication of FI58290BpublicationCriticalpatent/FI58290B/fi
Application grantedgrantedCritical
Publication of FI58290CpublicationCriticalpatent/FI58290C/fi