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Priority claimed from DE2710595Aexternal-prioritypatent/DE2710595C3/en
Application filed by Akzo NvfiledCriticalAkzo Nv
Priority to AT841478ApriorityCriticalpatent/AT359519B/en
Publication of ATA841478ApublicationCriticalpatent/ATA841478A/en
Application grantedgrantedCritical
Publication of AT359519BpublicationCriticalpatent/AT359519B/en