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Application filed by 段谷産業株式会社filedCritical段谷産業株式会社
Priority to JP13354079UpriorityCriticalpatent/JPS5851311Y2/ja
Publication of JPS5649824UpublicationCriticalpatent/JPS5649824U/ja
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Publication of JPS5851311Y2publicationCriticalpatent/JPS5851311Y2/ja