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Priority to JP47055230ApriorityCriticalpatent/JPS5148930B2/ja
Priority to US00365581Aprioritypatent/US3846579A/en
Priority to NLAANVRAGE7307670,Aprioritypatent/NL174321C/xx
Publication of JPS4917630ApublicationCriticalpatent/JPS4917630A/ja
Publication of JPS5148930B2publicationCriticalpatent/JPS5148930B2/ja