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Priority claimed from FR8118007Aexternal-prioritypatent/FR2513158A1/fr
Priority claimed from FR8119595Aexternal-prioritypatent/FR2514682B1/fr
Application filed by Steelweld - France S.A.R.L. Dite :filedCriticalSteelweld - France S.A.R.L. Dite :
Priority claimed from EP82401667Aexternal-prioritypatent/EP0076185B1/de
Application grantedgrantedCritical
Publication of ATE10814T1publicationCriticalpatent/ATE10814T1/de