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Application filed by 大明金属工業株式会社filedCritical大明金属工業株式会社
Priority to JP4919482UpriorityCriticalpatent/JPS58151820U/ja
Publication of JPS58151820UpublicationCriticalpatent/JPS58151820U/ja
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Publication of JPS6335373Y2publicationCriticalpatent/JPS6335373Y2/ja