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Priority claimed from DE19772738913external-prioritypatent/DE2738913A1/de
Priority claimed from DE19772747930external-prioritypatent/DE2747930A1/de
Priority claimed from DE19782831854external-prioritypatent/DE2831854A1/de
Application filed by Lipowsky AloisfiledCriticalLipowsky Alois
Publication of ATA612978ApublicationCriticalpatent/ATA612978A/de
Application grantedgrantedCritical
Publication of AT364786BpublicationCriticalpatent/AT364786B/de