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 FR7034443Aexternal-prioritypatent/FR2106754A5/fr
Application filedfiledCritical
Publication of JPS5420873B1publicationCriticalpatent/JPS5420873B1/ja