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Priority to JP10642987UpriorityCriticalpatent/JPS6411605U/ja
Priority to KR870012384Aprioritypatent/KR890001416A/ko
Publication of JPS6411605UpublicationCriticalpatent/JPS6411605U/ja
Priority to KR2019900008055Uprioritypatent/KR900008345Y1/ko
