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Priority claimed from DE19803028814external-prioritypatent/DE3028814C2/de
Priority claimed from DE19803035924external-prioritypatent/DE3035924A1/de
Application filed by Dehn + Soehne Gmbh + Co KgfiledCriticalDehn + Soehne Gmbh + Co Kg
Priority claimed from EP81100915Aexternal-prioritypatent/EP0045343B1/de
Application grantedgrantedCritical
Publication of ATE8551T1publicationCriticalpatent/ATE8551T1/de