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Priority to JP12480985UpriorityCriticalpatent/JPH0135776Y2/ja
Priority to DE3618574Aprioritypatent/DE3618574C2/de
Priority to US06/871,117prioritypatent/US4699549A/en
Priority to KR2019860008466Uprioritypatent/KR920007765Y1/ko
Publication of JPS6232718UpublicationCriticalpatent/JPS6232718U/ja
Application grantedgrantedCritical
Publication of JPH0135776Y2publicationCriticalpatent/JPH0135776Y2/ja
