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 FR8810010Aexternal-prioritypatent/FR2634579A1/en
Priority claimed from FR8902185Aexternal-prioritypatent/FR2643499A2/en
Application filed by McbfiledCriticalMcb
Application grantedgrantedCritical
Publication of ATE90166T1publicationCriticalpatent/ATE90166T1/en