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Priority claimed from DE19762644963external-prioritypatent/DE2644963C3/de
Priority claimed from AT704377Aexternal-prioritypatent/AT358882B/de
Application filed by Upat Max Langensiepen KgfiledCriticalUpat Max Langensiepen Kg
Priority to AT377479ApriorityCriticalpatent/AT360807B/de
Publication of ATA377479ApublicationCriticalpatent/ATA377479A/de
Application grantedgrantedCritical
Publication of AT360807BpublicationCriticalpatent/AT360807B/de