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Priority claimed from DE19803009329external-prioritypatent/DE3009329C2/en
Priority claimed from DE19803009330external-prioritypatent/DE3009330C2/en
Application filed by Siemens AktiengesellschaftfiledCriticalSiemens Aktiengesellschaft
Priority claimed from EP81101727Aexternal-prioritypatent/EP0035787B1/en
Application grantedgrantedCritical
Publication of ATE9934T1publicationCriticalpatent/ATE9934T1/en