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Hitachi Ltd
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Hitachi Ltd
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Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP13170476ApriorityCriticalpatent/JPS5357534A/en
Publication of JPS5357534ApublicationCriticalpatent/JPS5357534A/en
PURPOSE: To reduce heating ununiformity by feeding with bybrid rings for pluralising the feed point of a microwave power on the upper or lower or side surface of an oven.