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Application filed by 農林水産省蚕糸試験場長filedCritical農林水産省蚕糸試験場長
Priority to JP18918383UpriorityCriticalpatent/JPS6097776U/ja
Publication of JPS6097776UpublicationCriticalpatent/JPS6097776U/ja
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Publication of JPS639585Y2publicationCriticalpatent/JPS639585Y2/ja