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Application filed by 横尾 恒三郎filedCritical横尾 恒三郎
Priority to JP3480079UpriorityCriticalpatent/JPS593901Y2/ja
Publication of JPS55134275UpublicationCriticalpatent/JPS55134275U/ja
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Publication of JPS593901Y2publicationCriticalpatent/JPS593901Y2/ja