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Priority to NO814426ApriorityCriticalpatent/NO151733C/no
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Publication of NO151733CpublicationCriticalpatent/NO151733C/no
Anordning for kompensering av skadelig magnetisk paavirkning mellom to eller flere rekker av langsstilte elektrolyseovner for smelteelektolytisk fremstilling av metall, for eksempel aluminium