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Application filed by 日本金属精工株式会社filedCritical日本金属精工株式会社
Priority to JP8213076UpriorityCriticalpatent/JPS5826579Y2/ja
Publication of JPS533123UpublicationCriticalpatent/JPS533123U/ja
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Publication of JPS5826579Y2publicationCriticalpatent/JPS5826579Y2/ja
