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Priority to JP6747572ApriorityCriticalpatent/JPS4927056A/ja
Priority to GB3134473Aprioritypatent/GB1395462A/en
Priority to NL7309212Aprioritypatent/NL7309212A/xx
Priority to FR7324369Aprioritypatent/FR2236794A1/fr
Priority to DE19732334279prioritypatent/DE2334279A1/de
Publication of JPS4927056ApublicationCriticalpatent/JPS4927056A/ja