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Priority claimed from DE19863612321external-prioritypatent/DE3612321A1/de
Priority claimed from DE19863635460external-prioritypatent/DE3635460A1/de
Application filed by Artec Design GmbhfiledCriticalArtec Design Gmbh
Priority claimed from EP87105009Aexternal-prioritypatent/EP0240956B1/de
Application grantedgrantedCritical
Publication of ATE53611T1publicationCriticalpatent/ATE53611T1/de