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Priority claimed from DE19803023833external-prioritypatent/DE3023833C2/de
Priority claimed from DE19803030172external-prioritypatent/DE3030172A1/de
Application filed by Siemens AktiengesellschaftfiledCriticalSiemens Aktiengesellschaft
Priority claimed from EP81104861Aexternal-prioritypatent/EP0042621B1/de
Application grantedgrantedCritical
Publication of ATE10149T1publicationCriticalpatent/ATE10149T1/de