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Priority claimed from DE19722229538external-prioritypatent/DE2229538C3/de
Priority claimed from DE2327753Aexternal-prioritypatent/DE2327753C3/de
Application filed by Mayer MaxfiledCriticalMayer Max
Publication of ATA528673ApublicationCriticalpatent/ATA528673A/de
Application grantedgrantedCritical
Publication of AT325920BpublicationCriticalpatent/AT325920B/de