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 JP10727276ApriorityCriticalpatent/JPS5333053A/ja
Priority to US05/831,393prioritypatent/US4140547A/en
Publication of JPS5333053ApublicationCriticalpatent/JPS5333053A/ja
Publication of JPS5524693B2publicationCriticalpatent/JPS5524693B2/ja
