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Priority to JP3211073ApriorityCriticalpatent/JPS5228122B2/ja
Priority to DE19732333186prioritypatent/DE2333186C3/de
Priority to US374889Aprioritypatent/US3912542A/en
Priority to GB3098373Aprioritypatent/GB1430484A/en
Priority to FR7323991Aprioritypatent/FR2190617B1/fr
Publication of JPS49124110ApublicationCriticalpatent/JPS49124110A/ja
Publication of JPS5228122B2publicationCriticalpatent/JPS5228122B2/ja