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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cegedur Societe de Transformation de lAluminium Pechiney SA
Original Assignee
Cegedur Societe de Transformation de lAluminium Pechiney SA
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 FR7133388Aexternal-prioritypatent/FR2153584A5/fr
Priority claimed from FR7132743Aexternal-prioritypatent/FR2152399B2/fr
Application filed by Cegedur Societe de Transformation de lAluminium Pechiney SAfiledCriticalCegedur Societe de Transformation de lAluminium Pechiney SA
Publication of ES404176A1publicationCriticalpatent/ES404176A1/es