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Priority to JP48134737ApriorityCriticalpatent/JPS5086240A/ja
Priority to GB3633474Aprioritypatent/GB1484946A/en
Priority to DE19742442061prioritypatent/DE2442061C3/de
Priority to IT2715974Aprioritypatent/IT1021270B/it
Publication of JPS5086240ApublicationCriticalpatent/JPS5086240A/ja