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 JP13073676ApriorityCriticalpatent/JPS5356015A/ja
Priority to US05/845,870prioritypatent/US4176577A/en
Publication of JPS5356015ApublicationCriticalpatent/JPS5356015A/ja
Publication of JPS5746799B2publicationCriticalpatent/JPS5746799B2/ja
