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Application filed by Finska FlaektfabrikenfiledCriticalFinska Flaektfabriken
Priority to FI1784/74ApriorityCriticalpatent/FI54189C/fi
Publication of FI178474A7publicationCriticalpatent/FI178474A7/fi
Publication of FI54189BpublicationCriticalpatent/FI54189B/fi
Application grantedgrantedCritical
Publication of FI54189CpublicationCriticalpatent/FI54189C/fi