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Priority to JP5779169ApriorityCriticalpatent/JPS5040290B1/ja
Priority to FR7013633Aprioritypatent/FR2043397A5/fr
Priority to GB1295910Dprioritypatent/GB1295910A/en
Priority to DE19702018099prioritypatent/DE2018099C3/de
Priority to NL7005408Aprioritypatent/NL7005408A/xx
Publication of JPS5040290B1publicationCriticalpatent/JPS5040290B1/ja