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Application filed by 中央精機工業株式会社filedCritical中央精機工業株式会社
Priority to JP1979125796UpriorityCriticalpatent/JPS5855278Y2/ja
Publication of JPS5642998UpublicationCriticalpatent/JPS5642998U/ja
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Publication of JPS5855278Y2publicationCriticalpatent/JPS5855278Y2/ja