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Priority claimed from DE19803021520external-prioritypatent/DE3021520A1/de
Priority claimed from DE19803021546external-prioritypatent/DE3021546A1/de
Application filed by Licentia Patent-Verwaltungs-GmbhfiledCriticalLicentia Patent-Verwaltungs-Gmbh
Priority claimed from EP19810104051external-prioritypatent/EP0041646B1/de
Application grantedgrantedCritical
Publication of ATE9054T1publicationCriticalpatent/ATE9054T1/de