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 FR8411701Aexternal-prioritypatent/FR2568286B1/fr
Priority claimed from FR8411700Aexternal-prioritypatent/FR2568274B1/fr
Application filed by France EtatfiledCriticalFrance Etat
Priority claimed from EP85401524Aexternal-prioritypatent/EP0169789B1/de
Application grantedgrantedCritical
Publication of ATE39517T1publicationCriticalpatent/ATE39517T1/de