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Priority to JP8897473ApriorityCriticalpatent/JPS549602B2/ja
Priority to US05/475,110prioritypatent/US3983147A/en
Priority to GB2540774Aprioritypatent/GB1477860A/en
Priority to IT2389474Aprioritypatent/IT1022044B/it
Publication of JPS5037802ApublicationCriticalpatent/JPS5037802A/ja
Publication of JPS549602B2publicationCriticalpatent/JPS549602B2/ja