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Application filed by 株式会社ほくさんfiledCritical株式会社ほくさん
Priority to JP13853382UpriorityCriticalpatent/JPS5944448U/ja
Publication of JPS5944448UpublicationCriticalpatent/JPS5944448U/ja
Application grantedgrantedCritical
Publication of JPS6223496Y2publicationCriticalpatent/JPS6223496Y2/ja