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Application filed by 安藤 正一, 山光通信機株式会社filedCritical安藤 正一
Priority to JP9661181UpriorityCriticalpatent/JPS583574U/ja
Publication of JPS583574UpublicationCriticalpatent/JPS583574U/ja
Application grantedgrantedCritical
Publication of JPS6242061Y2publicationCriticalpatent/JPS6242061Y2/ja