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Priority claimed from DE19732308591external-prioritypatent/DE2308591C3/de
Priority claimed from AT140374Aexternal-prioritypatent/AT328467B/de
Application filed by Siemens AgfiledCriticalSiemens Ag
Priority to AT783074ApriorityCriticalpatent/AT333514B/de
Publication of ATA783074ApublicationCriticalpatent/ATA783074A/de
Application grantedgrantedCritical
Publication of AT333514BpublicationCriticalpatent/AT333514B/de