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Priority claimed from DE3713611Aexternal-prioritypatent/DE3713611C2/de
Priority claimed from DE19883807137external-prioritypatent/DE3807137C2/de
Application filed by Nagel Hans Joachim DrfiledCriticalNagel Hans Joachim Dr
Priority claimed from EP88104607Aexternal-prioritypatent/EP0287824B1/de
Application grantedgrantedCritical
Publication of ATE90506T1publicationCriticalpatent/ATE90506T1/de