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Priority claimed from DE19833327404external-prioritypatent/DE3327404A1/de
Priority claimed from DE19848415035external-prioritypatent/DE8415035U1/de
Application filed by Steinhardt LotharfiledCriticalSteinhardt Lothar
Priority claimed from EP19840108461external-prioritypatent/EP0132775B1/de
Application grantedgrantedCritical
Publication of ATE31335T1publicationCriticalpatent/ATE31335T1/de