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Application filed by Nokia Oy AbfiledCriticalNokia Oy Ab
Priority to FI742064ApriorityCriticalpatent/FI51931C/fi
Priority to DE19752529764prioritypatent/DE2529764A1/de
Publication of FI206474A7publicationCriticalpatent/FI206474A7/fi
Application grantedgrantedCritical
Publication of FI51931BpublicationCriticalpatent/FI51931B/fi
Publication of FI51931CpublicationCriticalpatent/FI51931C/fi