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Priority to JP1978144039UpriorityCriticalpatent/JPS5720608Y2/ja
Priority to US06/082,721prioritypatent/US4254614A/en
Priority to EP79103891Aprioritypatent/EP0010259B1/en
Priority to DE7979103891Tprioritypatent/DE2964914D1/de
Publication of JPS5562584UpublicationCriticalpatent/JPS5562584U/ja
Application grantedgrantedCritical
Publication of JPS5720608Y2publicationCriticalpatent/JPS5720608Y2/ja