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 JP6849274ApriorityCriticalpatent/JPS5435382B2/ja
Priority to US05/555,937prioritypatent/US3942834A/en
Publication of JPS50159044ApublicationCriticalpatent/JPS50159044A/ja
Publication of JPS5435382B2publicationCriticalpatent/JPS5435382B2/ja
