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Priority claimed from DE9004014Uexternal-prioritypatent/DE9004014U1/de
Priority claimed from DE9005785Uexternal-prioritypatent/DE9005785U1/de
Application filed by Niemann Hans DieterfiledCriticalNiemann Hans Dieter
Priority claimed from EP91100449Aexternal-prioritypatent/EP0450265B1/de
Application grantedgrantedCritical
Publication of ATE104730T1publicationCriticalpatent/ATE104730T1/de