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Priority claimed from CH1375/85Aexternal-prioritypatent/CH664794A5/fr
Priority claimed from FR8507476Aexternal-prioritypatent/FR2582037A1/fr
Application filed by Relhor SafiledCriticalRelhor Sa
Priority claimed from EP19860810154external-prioritypatent/EP0197893B1/de
Application grantedgrantedCritical
Publication of ATE49449T1publicationCriticalpatent/ATE49449T1/de