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Priority to JP10737284UpriorityCriticalpatent/JPS6123238U/ja
Priority to KR2019850000779Uprioritypatent/KR900002525Y1/ko
Priority to DE19853520848prioritypatent/DE3520848A1/de
Priority to GB08517351Aprioritypatent/GB2161986B/en
Priority to US06/754,337prioritypatent/US4642433A/en
Publication of JPS6123238UpublicationCriticalpatent/JPS6123238U/ja
Application grantedgrantedCritical
Publication of JPH0322826Y2publicationCriticalpatent/JPH0322826Y2/ja