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Priority to JP72972ApriorityCriticalpatent/JPS4873027A/ja
Priority to GB5855672Aprioritypatent/GB1360178A/en
Priority to DE2264068Aprioritypatent/DE2264068A1/de
Priority to US00319438Aprioritypatent/US3842734A/en
Priority to FR7246922Aprioritypatent/FR2170640A5/fr
Publication of JPS4873027ApublicationCriticalpatent/JPS4873027A/ja