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Application filed by 株式会社川口技研filedCritical株式会社川口技研
Priority to JP1746681UpriorityCriticalpatent/JPS5927190Y2/ja
Publication of JPS57131185UpublicationCriticalpatent/JPS57131185U/ja
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Publication of JPS5927190Y2publicationCriticalpatent/JPS5927190Y2/ja