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Application filed by Nkf Kabel BvfiledCriticalNkf Kabel Bv
Priority to FI3653/74ApriorityCriticalpatent/FI61772C/fi
Publication of FI365374A7publicationCriticalpatent/FI365374A7/fi
Application grantedgrantedCritical
Publication of FI61772BpublicationCriticalpatent/FI61772B/fi
Publication of FI61772CpublicationCriticalpatent/FI61772C/fi