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 JP1291769ApriorityCriticalpatent/JPS5010931B1/ja
Priority to RO6234370Aprioritypatent/RO62158A/ro
Priority to BG013937Aprioritypatent/BG18405A3/xx
Priority to NL7002451Aprioritypatent/NL7002451A/xx
Publication of JPS5010931B1publicationCriticalpatent/JPS5010931B1/ja
