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Priority to JP16507086UpriorityCriticalpatent/JPS6373179U/ja
Priority to KR870011987Aprioritypatent/KR880004859A/ko
Publication of JPS6373179UpublicationCriticalpatent/JPS6373179U/ja
Priority to KR2019950003842Uprioritypatent/KR960033147U/ko
