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Priority to PL26594787ApriorityCriticalpatent/PL154193B1/en
Publication of PL265947A1publicationCriticalpatent/PL265947A1/en
Publication of PL154193B1publicationCriticalpatent/PL154193B1/en
PL26594787A1987-05-271987-05-27Method of and system for controlling a static generator frequency changer with echternally switchable inverter
PL154193B1
(en)