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Priority claimed from DE19722221059external-prioritypatent/DE2221059A1/de
Priority claimed from AT814872Aexternal-prioritypatent/AT331327B/de
Application filed by Felten & Guilleaume KabelwerkfiledCriticalFelten & Guilleaume Kabelwerk
Priority to AT465975ApriorityCriticalpatent/AT341602B/de
Publication of ATA465975ApublicationCriticalpatent/ATA465975A/de
Application grantedgrantedCritical
Publication of AT341602BpublicationCriticalpatent/AT341602B/de