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Priority claimed from DE19853518069external-prioritypatent/DE3518069A1/de
Application filed by Intergraph Off Innovat NvfiledCriticalIntergraph Off Innovat Nv
Priority claimed from PCT/EP1986/000306external-prioritypatent/WO1986007014A1/de
Application grantedgrantedCritical
Publication of ATE94475T1publicationCriticalpatent/ATE94475T1/de