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Priority to JP4051570ApriorityCriticalpatent/JPS5025741B1/ja
Priority to DE19712113497prioritypatent/DE2113497C3/de
Priority to FR7109669Aprioritypatent/FR2084868A5/fr
Priority to GB2465271Aprioritypatent/GB1360651A/en
Publication of JPS5025741B1publicationCriticalpatent/JPS5025741B1/ja