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Priority to JP13342180UpriorityCriticalpatent/JPS6126942Y2/ja
Priority to GB8115850Aprioritypatent/GB2079497B/en
Priority to DE19813120925prioritypatent/DE3120925C2/de
Publication of JPS5761583UpublicationCriticalpatent/JPS5761583U/ja
Application grantedgrantedCritical
Publication of JPS6126942Y2publicationCriticalpatent/JPS6126942Y2/ja