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Application filed by Tallinsk Polt Inst, Ki Kom StroiindustriifiledCriticalTallinsk Polt Inst
Priority to NO774384ApriorityCriticalpatent/NO146235C/no
Publication of NO774384LpublicationCriticalpatent/NO774384L/no
Publication of NO146235BpublicationCriticalpatent/NO146235B/no
Publication of NO146235CpublicationCriticalpatent/NO146235C/no