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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Publication date
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Priority to JP13262075ApriorityCriticalpatent/JPS5256560A/ja
Priority to US05/725,392prioritypatent/US4081783A/en
Publication of JPS5256560ApublicationCriticalpatent/JPS5256560A/ja
Publication of JPS5728115B2publicationCriticalpatent/JPS5728115B2/ja
