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Priority claimed from DE8708283Uexternal-prioritypatent/DE8708283U1/de
Priority claimed from DE3814052Aexternal-prioritypatent/DE3814052A1/de
Application filed by Steag FernwaermefiledCriticalSteag Fernwaerme
Application grantedgrantedCritical
Publication of ATE78908T1publicationCriticalpatent/ATE78908T1/de