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Priority to JP1978129714UpriorityCriticalpatent/JPS6140281Y2/ja
Priority to DE2927097Aprioritypatent/DE2927097C2/de
Priority to US06/054,919prioritypatent/US4279384A/en
Publication of JPS5545945UpublicationCriticalpatent/JPS5545945U/ja
Application grantedgrantedCritical
Publication of JPS6140281Y2publicationCriticalpatent/JPS6140281Y2/ja