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 GB9981/68Aexternal-prioritypatent/GB1186655A/en
Application filedfiledCritical
Publication of JPS511957B1publicationCriticalpatent/JPS511957B1/ja