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.)
Priority date (The priority date 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 date listed.)
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Priority to JP7614876ApriorityCriticalpatent/JPS532062A/ja
Priority to US05/800,474prioritypatent/US4129830A/en
Publication of JPS532062ApublicationCriticalpatent/JPS532062A/ja
Publication of JPS552772B2publicationCriticalpatent/JPS552772B2/ja
