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Priority claimed from DE19722214730external-prioritypatent/DE2214730A1/de
Application filed by Hebenstreit GmbhfiledCriticalHebenstreit Gmbh
Publication of ATA562376ApublicationCriticalpatent/ATA562376A/de
Application grantedgrantedCritical
Publication of AT352042BpublicationCriticalpatent/AT352042B/de