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Application filed by 山本ビニタ−株式会社, 菅原 努, 阿部 光幸filedCritical山本ビニタ−株式会社
Priority to JP15578781UpriorityCriticalpatent/JPS5861258U/ja
Publication of JPS5861258UpublicationCriticalpatent/JPS5861258U/ja
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Publication of JPS6136285Y2publicationCriticalpatent/JPS6136285Y2/ja