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Hitachi Elevator Engineering and Service Co Ltd
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Hitachi Elevator Engineering and Service Co Ltd
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Application filed by Hitachi Elevator Engineering and Service Co LtdfiledCriticalHitachi Elevator Engineering and Service Co Ltd
Priority to JP2989486ApriorityCriticalpatent/JPS62189920A/ja
Publication of JPS62189920ApublicationCriticalpatent/JPS62189920A/ja
Publication of JPH0318413B2publicationCriticalpatent/JPH0318413B2/ja
Detection device for detecting transitions to the normal state in a superconducting winding, in particular for generating electricity, and a protection device for protecting such a winding