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 FR8519506Aexternal-prioritypatent/FR2592430B1/en
Application filed by Melchior Jean FfiledCriticalMelchior Jean F
Application grantedgrantedCritical
Publication of ATE49032T1publicationCriticalpatent/ATE49032T1/en