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Priority claimed from DE19853508680external-prioritypatent/DE3508680A1/en
Priority claimed from DE19853513549external-prioritypatent/DE3513549A1/en
Application filed by Ideal StandardfiledCriticalIdeal Standard
Priority claimed from EP19860100222external-prioritypatent/EP0193702B1/en
Application grantedgrantedCritical
Publication of ATE38889T1publicationCriticalpatent/ATE38889T1/en