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Application filed by Inst Elektroswarki PatonafiledCriticalInst Elektroswarki Patona
Priority to NO790036ApriorityCriticalpatent/NO149519C/no
Publication of NO790036LpublicationCriticalpatent/NO790036L/no
Publication of NO149519BpublicationCriticalpatent/NO149519B/no
Publication of NO149519CpublicationCriticalpatent/NO149519C/no