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Priority to JP5543181UpriorityCriticalpatent/JPS6118458Y2/ja
Publication of JPS57168071UpublicationCriticalpatent/JPS57168071U/ja
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Publication of JPS6118458Y2publicationCriticalpatent/JPS6118458Y2/ja
Means for measuring active and reactive power in a 3-phi, 4-w distribution system, including three autotransformers interconnected to provide 2-phi to 3-phi conversion