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Priority claimed from DE19843425869external-prioritypatent/DE3425869C2/en
Priority claimed from DE19848434179external-prioritypatent/DE8434179U1/en
Application filed by Adolf WellachfiledCriticalAdolf Wellach
Priority claimed from EP85108207Aexternal-prioritypatent/EP0171574B1/en
Application grantedgrantedCritical
Publication of ATE46466T1publicationCriticalpatent/ATE46466T1/en