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 FR8814158Aexternal-prioritypatent/FR2638500B1/fr
Priority claimed from FR8816392Aexternal-prioritypatent/FR2640341B1/fr
Priority claimed from FR8902351Aexternal-prioritypatent/FR2643435A2/fr
Priority claimed from FR8902350Aexternal-prioritypatent/FR2643434A2/fr
Application filed by Ferry Pierre SocfiledCriticalFerry Pierre Soc
Priority claimed from EP89402981Aexternal-prioritypatent/EP0366563B1/de
Application grantedgrantedCritical
Publication of ATE100182T1publicationCriticalpatent/ATE100182T1/de