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Application filed by 東北金属工業株式会社filedCritical東北金属工業株式会社
Priority to JP1986030001UpriorityCriticalpatent/JPH0723933Y2/ja
Publication of JPS62142822UpublicationCriticalpatent/JPS62142822U/ja
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Publication of JPH0723933Y2publicationCriticalpatent/JPH0723933Y2/ja