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.)
Filing date
Publication date
Priority claimed from GB811872Aexternal-prioritypatent/GB1378925A/en
Application filedfiledCritical
Publication of JPS4949950ApublicationCriticalpatent/JPS4949950A/ja
