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Priority claimed from DE19883809681external-prioritypatent/DE3809681C1/de
Application filed by Mannesmann AgfiledCriticalMannesmann Ag
Priority claimed from EP89902023Aexternal-prioritypatent/EP0406249B1/de
Application grantedgrantedCritical
Publication of ATE78727T1publicationCriticalpatent/ATE78727T1/de