Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Priority to JP8315872ApriorityCriticalpatent/JPS535015B2/ja
Priority to US00365581Aprioritypatent/US3846579A/en
Priority to NLAANVRAGE7307670,Aprioritypatent/NL174321C/xx
Publication of JPS4940419ApublicationCriticalpatent/JPS4940419A/ja
Publication of JPS535015B2publicationCriticalpatent/JPS535015B2/ja
