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Priority claimed from DE19883811869external-prioritypatent/DE3811869A1/de
Priority claimed from DE19883823893external-prioritypatent/DE3823893A1/de
Application filed by Eti Tec MaschinenbaufiledCriticalEti Tec Maschinenbau
Priority claimed from EP89104461Aexternal-prioritypatent/EP0337131B1/de
Application grantedgrantedCritical
Publication of ATE82002T1publicationCriticalpatent/ATE82002T1/de