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Priority claimed from DE3129808Aexternal-prioritypatent/DE3129808C2/en
Priority claimed from DE19823223215external-prioritypatent/DE3223215A1/en
Application filed by Feldmuehle AgfiledCriticalFeldmuehle Ag
Priority claimed from EP82106817Aexternal-prioritypatent/EP0071257B1/en
Application grantedgrantedCritical
Publication of ATE11961T1publicationCriticalpatent/ATE11961T1/en