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Priority to JP45028414ApriorityCriticalpatent/JPS5015080B1/ja
Priority to US00127836Aprioritypatent/US3732117A/en
Priority to DE19712116388prioritypatent/DE2116388C3/de
Priority to FR7111524Aprioritypatent/FR2089023A5/fr
Publication of JPS5015080B1publicationCriticalpatent/JPS5015080B1/ja