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Priority to JP13531577UpriorityCriticalpatent/JPS5461195U/ja
Priority to US05/863,296prioritypatent/US4171054A/en
Priority to FR7739535Aprioritypatent/FR2376258A1/fr
Priority to GB578Aprioritypatent/GB1591591A/en
Publication of JPS5461195UpublicationCriticalpatent/JPS5461195U/ja