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Priority claimed from DE19803045771external-prioritypatent/DE3045771A1/de
Priority claimed from DE19813121508external-prioritypatent/DE3121508A1/de
Application filed by Siemens AgfiledCriticalSiemens Ag
Priority claimed from EP81109050Aexternal-prioritypatent/EP0053709B1/de
Application grantedgrantedCritical
Publication of ATE12060T1publicationCriticalpatent/ATE12060T1/de