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Priority to JP9127883UpriorityCriticalpatent/JPS59194986U/ja
Priority to US06/617,331prioritypatent/US4608576A/en
Priority to DE19843422367prioritypatent/DE3422367A1/de
Publication of JPS59194986UpublicationCriticalpatent/JPS59194986U/ja
Application grantedgrantedCritical
Publication of JPH0123838Y2publicationCriticalpatent/JPH0123838Y2/ja