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Priority claimed from DE19792912823external-prioritypatent/DE2912823A1/de
Priority claimed from DE19792947562external-prioritypatent/DE2947562A1/de
Application filed by Siemens AktiengesellschaftfiledCriticalSiemens Aktiengesellschaft
Priority claimed from EP80101421Aexternal-prioritypatent/EP0017076B1/de
Application grantedgrantedCritical
Publication of ATE3346T1publicationCriticalpatent/ATE3346T1/de