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Priority claimed from DE19797903721external-prioritypatent/DE7903721U1/de
Priority claimed from DE19792929382external-prioritypatent/DE2929382C2/de
Application filed by Bilstein August FafiledCriticalBilstein August Fa
Publication of ATA1480ApublicationCriticalpatent/ATA1480A/de
Application grantedgrantedCritical
Publication of AT365279BpublicationCriticalpatent/AT365279B/de