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Priority to JP14911486UpriorityCriticalpatent/JPH0352224Y2/ja
Priority to US07/097,803prioritypatent/US4787292A/en
Priority to AU78846/87Aprioritypatent/AU583748B2/en
Priority to KR2019870016306Uprioritypatent/KR900007162Y1/ko
Publication of JPS6353860UpublicationCriticalpatent/JPS6353860U/ja
Application grantedgrantedCritical
Publication of JPH0352224Y2publicationCriticalpatent/JPH0352224Y2/ja