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Priority claimed from DE19843420121external-prioritypatent/DE3420121A1/de
Priority claimed from DE19843422783external-prioritypatent/DE3422783A1/de
Priority claimed from DE19843431474external-prioritypatent/DE3431474A1/de
Priority claimed from DE19843439727external-prioritypatent/DE3439727A1/de
Application filed by Indentor AgfiledCriticalIndentor Ag
Priority claimed from EP85103619Aexternal-prioritypatent/EP0163045B1/de
Application grantedgrantedCritical
Publication of ATE55947T1publicationCriticalpatent/ATE55947T1/de