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Application filed by Stocznia GdanskafiledCriticalStocznia Gdanska
Priority to PL19910877ApriorityCriticalpatent/PL114833B1/pl
Publication of PL199108A1publicationCriticalpatent/PL199108A1/pl
Publication of PL114833B1publicationCriticalpatent/PL114833B1/pl
PL19910877A1977-06-231977-06-23System for protection against voltage decay effects as well as phase sequence change of three phase current
PL114833B1
(en)