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Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Application filed by Mitsubishi Electric CorpfiledCriticalMitsubishi Electric Corp
Priority to JP13357176ApriorityCriticalpatent/JPS5358645A/en
Publication of JPS5358645ApublicationCriticalpatent/JPS5358645A/en
PURPOSE: To prevent a dielectric strength from getting down caused by a particle of foreign material coming into and mixed within the tank, by reference signal and altering the slice level in order to secure a coincidence for the signal duration.