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Priority claimed from DE2346286Aexternal-prioritypatent/DE2346286C3/de
Application filed by Auergesellschaft GmbhfiledCriticalAuergesellschaft Gmbh
Priority to AT165276ApriorityCriticalpatent/AT335675B/de
Publication of ATA165276ApublicationCriticalpatent/ATA165276A/de
Application grantedgrantedCritical
Publication of AT335675BpublicationCriticalpatent/AT335675B/de