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 JP11862378ApriorityCriticalpatent/JPS5548076A/ja
Priority to US06/080,059prioritypatent/US4287821A/en
Publication of JPS5548076ApublicationCriticalpatent/JPS5548076A/ja
Publication of JPS579349B2publicationCriticalpatent/JPS579349B2/ja
