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Priority to JP48014759ApriorityCriticalpatent/JPS5233824B2/ja
Priority to US439242Aprioritypatent/US3897341A/en
Priority to GB522274Aprioritypatent/GB1453101A/en
Priority to DE2405854Aprioritypatent/DE2405854C3/de
Priority to NL7401707Aprioritypatent/NL7401707A/xx
Publication of JPS49104265ApublicationCriticalpatent/JPS49104265A/ja
Publication of JPS5233824B2publicationCriticalpatent/JPS5233824B2/ja