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Application filed by 古河工業株式会社filedCritical古河工業株式会社
Priority to JP10144081UpriorityCriticalpatent/JPS589311U/ja
Publication of JPS589311UpublicationCriticalpatent/JPS589311U/ja
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Publication of JPS6229371Y2publicationCriticalpatent/JPS6229371Y2/ja