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Priority to JP11678687UpriorityCriticalpatent/JPS6423624U/ja
Priority to US07/221,676prioritypatent/US4845595A/en
Priority to EP88111865Aprioritypatent/EP0301439B1/en
Priority to DE3852584Tprioritypatent/DE3852584T2/de
Priority to KR1019880009521Aprioritypatent/KR890001793A/ko
Publication of JPS6423624UpublicationCriticalpatent/JPS6423624U/ja
Priority to KR929212763Uprioritypatent/KR920007316Y1/ko
