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Priority claimed from DE19873700676external-prioritypatent/DE3700676A1/de
Priority claimed from DE19873720179external-prioritypatent/DE3720179C2/de
Application filed by Munderkingen BetonwerkefiledCriticalMunderkingen Betonwerke
Priority claimed from EP88100255Aexternal-prioritypatent/EP0278231B1/de
Application grantedgrantedCritical
Publication of ATE58862T1publicationCriticalpatent/ATE58862T1/de